Liu, Z., Piovarci, M., Hafner, C., Charrondiere, R., &; Bickel, B. (2023). Directionality-aware design of embroidery patterns. Computer Graphics Forum. Saarbrucken, Germany: Wiley.https://doi.org/10.1111/cgf.14770  

Tojo, K., Shamir, A., Bickel, B., &; Umetani, N. (2023). Stealth shaper: Reflectivity optimization as surface stylization. In SIGGRAPH 2023 Conference Proceedings. Los Angeles, CA, United States: Association for Computing Machinery.https://doi.org/10.1145/3588432.3591542 

Rao, P., Mallikarjun, B. R., Fox, G., Weyrich, T., Bickel, B., Pfister, H.,https://doi.org/10.1007/s11263-023-01899-3__Elgharib, M. (2023). A deeper analysis of volumetric relightiable faces. International Journal of Computer Vision. Springer Nature.https://doi.org/10.1007/s11263-023-01899-3 

Makatura, L., Wang, B., Chen, Y.-L., Deng, B., Wojtan, C., Bickel, B., &; Matusik, W. (2023). Procedural metamaterials: A unified procedural graph for metamaterial design. ACM Transactions on Graphics. Association for Computing Machinery.https://doi.org/10.1145/3605389 

Velicky, P., Miguel Villalba, E., Michalska, J. M., Lyudchik, J., Wei, D., Lin, Z.,https://doi.org/10.1038/s41592-023-01936-6__Danzl, J. G. (2023). Dense 4D nanoscale reconstruction of living brain tissue. Nature Methods. Springer Nature.https://doi.org/10.1038/s41592-023-01936-6 

Freire, M., Bhargava, M., Schreck, C., Hugron, P.-A., Bickel, B., &; Lefebvre, S. (2023). PCBend: Light up your 3D shapes with foldable circuit boards. Transactions on Graphics. Los Angeles, CA, United States: Association for Computing Machinery.https://doi.org/10.1145/3592411 

Condor, J., Piovarci, M., Bickel, B., &; Didyk, P. (2023). Gloss-aware color correction for 3D printing. In SIGGRAPH ’23 Conference Proceedings. Los Angeles, CA, United States: Association for Computing Machinery.https://doi.org/10.1145/3588432.3591546 

Piovarci, M., Chapiro, A., &; Bickel, B. (2023). Skin-Screen: A computational fabrication framework for color tattoos. Transactions on Graphics. Los Angeles, CA, United States: Association for Computing Machinery.https://doi.org/10.1145/3592432 

Hafner, C., &; Bickel, B. (2023). The design space of Kirchhoff rods. ACM Transactions on Graphics. Association for Computing Machinery.https://doi.org/10.1145/3606033 

Piovarci, M., Foshey, M., Xu, J., Erps, T., Babaei, V., Didyk, P.,https://doi.org/10.1145/3528223.3530144__Bickel, B. (2022). Closed-loop control of direct ink writing via reinforcement learning. ACM Transactions on Graphics. Association for Computing Machinery.https://doi.org/10.1145/3528223.3530144 

Liu, Z., Hu, J., Xu, H., Song, P., Zhang, R., Bickel, B., &; Fu, C.-W. (2022). Worst-case rigidity analysis and optimization for assemblies with mechanical joints. Computer Graphics Forum. Wiley.https://doi.org/10.1111/cgf.14490 

Chen, R., Wang, Z., Song, P., &; Bickel, B. (2022). Computational design of high-level interlocking puzzles. ACM Transactions on Graphics. Association for Computing Machinery.https://doi.org/10.1145/3528223.3530071 

Alderighi, T., Malomo, L., Auzinger, T., Bickel, B., Cignoni, P., &; Pietroni, N. (2022). State of the art in computational mould design. Computer Graphics Forum. Wiley.https://doi.org/10.1111/cgf.14581 

Rao, P., B R, M., Fox, G., Weyrich, T., Bickel, B., Seidel, H.-P.,  Elgharib, M. (2022). VoRF: Volumetric Relightable Faces. In 33rd British Machine Vision Conference. London, United Kingdom: British Machine Vision Association and Society for Pattern Recognition.

Velicky, P., Miguel Villalba, E., Michalska, J. M., Wei, D., Lin, Z., Watson, J.,https://doi.org/10.1101/2022.03.16.484431__Danzl, J. G. (n.d.). Saturated reconstruction of living brain tissue. bioRxiv. Cold Spring Harbor Laboratory.https://doi.org/10.1101/2022.03.16.484431 

Degraen, D., Piovarci, M., Bickel, B., &; Kruger, A. (2021). Capturing tactile properties of real surfaces for haptic reproduction. In 34th Annual ACM Symposium (pp. 954–971). Virtual: Association for Computing Machinery.https://doi.org/10.1145/3472749.3474798 

Elek, O., Zhang, R., Sumin, D., Myszkowski, K., Bickel, B., Wilkie, A.,https://doi.org/10.1364/OE.406095__Weyrich, T. (2021). Robust and practical measurement of volume transport parameters in solid photo-polymer materials for 3D printing. Optics Express. The Optical Society.https://doi.org/10.1364/OE.406095 

Zhang, R., Auzinger, T., &; Bickel, B. (2021). Computational design of planar multistable compliant structures. ACM Transactions on Graphics. Association for Computing Machinery.https://doi.org/10.1145/3453477 

Feng, X., Liu, J., Wang, H., Yang, Y., Bao, H., Bickel, B., &; Xu, W. (2021). Computational design of skinned Quad-Robots. IEEE Transactions on Visualization and Computer Graphics. IEEE.https://doi.org/10.1109/TVCG.2019.2957218 

Mallikarjun, B. R., Tewari, A., Dib, A., Weyrich, T., Bickel, B., Seidel, H. P.,https://doi.org/10.1145/3450626.3459765__Theobalt, C. (2021). PhotoApp: Photorealistic appearance editing of head portraits. ACM Transactions on Graphics. Association for Computing Machinery.https://doi.org/10.1145/3450626.3459765 

B R, M., Tewari, A., Oh, T.-H., Weyrich, T., Bickel, B., Seidel, H.-P.,https://doi.org/10.1109/CVPR46437.2021.00476__Theobalt, C. (2021). Monocular reconstruction of neural face reflectance fields. In Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition (pp. 4791–4800). Nashville, TN, United States; Virtual: IEEE.https://doi.org/10.1109/CVPR46437.2021.00476 

Rittig, T., Sumin, D., Babaei, V., Didyk, P., Voloboy, A., Wilkie, A.,https://doi.org/10.1111/cgf.142626__Kivánek, J. (2021). Neural acceleration of scattering-aware color 3D printing. Computer Graphics Forum. Wiley.https://doi.org/10.1111/cgf.142626 

Alderighi, T., Malomo, L., Bickel, B., Cignoni, P., &; Pietroni, N. (2021). Volume decomposition for two-piece rigid casting. ACM Transactions on Graphics. Association for Computing Machinery.https://doi.org/10.1145/3478513.3480555 

Hafner, C., &; Bickel, B. (2021). The design space of plane elastic curves. ACM Transactions on Graphics. Virtual: Association for Computing Machinery.https://doi.org/10.1145/3450626.3459800 

Laccone, F., Malomo, L., Perez Rodriguez, J., Pietroni, N., Ponchio, F., Bickel, B., &; Cignoni, P. (2020). A bending-active twisted-arch plywood structure: Computational design and fabrication of the FlexMaps Pavilion. SN Applied Sciences. Springer Nature.https://doi.org/10.1007/s42452-020-03305-w 

Gavriil, K., Guseinov, R., Perez Rodriguez, J., Pellis, D., Henderson, P. M., Rist, F.,https://doi.org/10.1145/3414685.3417843__Bickel, B. (2020). Computational design of cold bent glass façades. ACM Transactions on Graphics. Association for Computing Machinery.https://doi.org/10.1145/3414685.3417843 

Guseinov, R., McMahan, C., Perez Rodriguez, J., Daraio, C., &; Bickel, B. (2020). Programming temporal morphing of self-actuated shells. Nature Communications. Springer Nature.https://doi.org/10.1038/s41467-019-14015-2 

Sumin, D., Weyrich, T., Rittig, T., Babaei, V., Nindel, T., Wilkie, A.,https://doi.org/10.1145/3306346.3322992__Myszkowski, K. (2019). Geometry-aware scattering compensation for 3D printing. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/3306346.3322992 

Alderighi, T., Malomo, L., Giorgi, D., Bickel, B., Cignoni, P., &; Pietroni, N. (2019). Volume-aware design of composite molds. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/3306346.3322981 

Laccone, F., Malomo, L., Perez Rodriguez, J., Pietroni, N., Ponchio, F., Bickel, B., &; Cignoni, P. (2019). FlexMaps Pavilion: A twisted arc made of mesostructured flat flexible panels. In IASS Symposium 2019 - 60th Anniversary Symposium of the International Association for Shell and Spatial Structures; Structural Membranes 2019 - 9th International Conference on Textile Composites and Inflatable Structures, FORM and FORCE (pp. 509–515). Barcelona, Spain: International Center for Numerical Methods in Engineering.

Hafner, C., Schumacher, C., Knoop, E., Auzinger, T., Bickel, B., &; Bächer, M. (2019). X-CAD: Optimizing CAD Models with Extended Finite Elements. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/3355089.3356576 

Auzinger, T., Heidrich, W., &; Bickel, B. (2018). Computational design of nanostructural color for additive manufacturing. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/3197517.3201376 

Nakashima, K., Auzinger, T., Iarussi, E., Zhang, R., Igarashi, T., &; Bickel, B. (2018). CoreCavity: Interactive shell decomposition for fabrication with two-piece rigid molds. ACM Transaction on Graphics. ACM.https://doi.org/10.1145/3197517.3201341 

Umetani, N., &; Bickel, B. (2018). Learning three-dimensional flow for interactive aerodynamic design. ACM Trans. Graph. ACM.https://doi.org/10.1145/3197517.3201325 

Alderighi, T., Malomo, L., Giorgi, D., Pietroni, N., Bickel, B., &; Cignoni, P. (2018). Metamolds: Computational design of silicone molds. ACM Trans. Graph. ACM.https://doi.org/10.1145/3197517.3201381 

Malomo, L., Perez Rodriguez, J., Iarussi, E., Pietroni, N., Miguel, E., Cignoni, P., &; Bickel, B. (2018). FlexMaps: Computational design of flat flexible shells for shaping 3D objects. ACM Transactions on Graphics. Association for Computing Machinery (ACM).https://doi.org/10.1145/3272127.3275076 

Bickel, B., Cignoni, P., Malomo, L., &; Pietroni, N. (2018). State of the art on stylized fabrication. Computer Graphics Forum. Wiley.https://doi.org/10.1111/cgf.13327 

Pozzi, M., Miguel Villalba, E., Deimel, R., Malvezzi, M., Bickel, B., Brock, O., &; Prattichizzo, D. (2018). Efficient FEM-based simulation of soft robots modeled as kinematic chains. Presented at the ICRA: International Conference on Robotics and Automation, Brisbane, Australia: IEEE.https://doi.org/10.1109/icra.2018.8461106 

Bächer, M., Bickel, B., Whiting, E., &; Sorkine Hornung, O. (2017). Spin it: Optimizing moment of inertia for spinnable objects. Communications of the ACM. ACM.https://doi.org/10.1145/3068766 

Elek, O., Sumin, D., Zhang, R., Weyrich, T., Myszkowski, K., Bickel, B.,https://doi.org/10.1145/3130800.3130890__Krivanek, J. (2017). Scattering-aware texture reproduction for 3D printing. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/3130800.3130890 

Zhang, R., Auzinger, T., Ceylan, D., Li, W., &; Bickel, B. (2017). Functionality-aware retargeting of mechanisms to 3D shapes (Vol. 36). Presented at the SIGGRAPH: Computer Graphics and Interactive Techniques, Los Angeles, CA, United States : ACM.https://doi.org/10.1145/3072959.3073710 

Guseinov, R., Miguel, E., &; Bickel, B. (2017). CurveUps: Shaping objects from flat plates with tension-actuated curvature (Vol. 36). Presented at the SIGGRAPH: Special Interest Group on Computer Graphics and Interactive Techniques, Los Angeles, CA, United States: ACM.https://doi.org/10.1145/3072959.3073709 

Du, T., Schulz, A., Zhu, B., Bickel, B., &; Matusik, W. (2016). Computational multicopter design (Vol. 35). Presented at the SIGGRAPH Asia: Conference and Exhibition on Computer Graphics and Interactive Techniques in Asia, Macao, China: ACM.https://doi.org/10.1145/2980179.2982427 

Malomo, L., Pietroni, N., Bickel, B., &; Cignoni, P. (2016). FlexMolds: Automatic design of flexible shells for molding (Vol. 35). Presented at the SIGGRAPH Asia: Conference and Exhibition on Computer Graphics and Interactive Techniques in Asia, Macao, China: ACM.https://doi.org/10.1145/2980179.2982397 

Bächer, M., Hepp, B., Pece, F., Kry, P., Bickel, B., Thomaszewski, B., &; Hilliges, O. (2016). DefSense: computational design of customized deformable input devices (pp. 3806–3816). Presented at the CHI: Conference on Human Factors in Computing Systems, San Jose, California, USA: ACM.https://doi.org/10.1145/2858036.2858354 

Miguel Villalba, E., Lepoutre, M., &; Bickel, B. (2016). Computational design of stable planar-rod structures (Vol. 35). Presented at the ACM SIGGRAPH, Anaheim, CA, USA: ACM.https://doi.org/10.1145/2897824.2925978 

Bharaj, G., Coros, S., Thomaszewski, B., Tompkin, J., Bickel, B., &; Pfister, H. (2015). Computational design of walking automata (pp. 93–100). Presented at the SCA: ACM SIGGRAPH/Eurographics Symposium on Computer animation, Los Angeles, CA, United States: ACM.https://doi.org/10.1145/2786784.2786803 

Bermano, A., Beeler, T., Kozlov, Y., Bradley, D., Bickel, B., &; Gross, M. (2015). Detailed spatio-temporal reconstruction of eyelids (Vol. 34). Presented at the SIGGRAPH: Special Interest Group on Computer Graphics and Interactive Techniques, Los Angeles, CA, United States: ACM.https://doi.org/10.1145/2766924 

Martin, T., Umetani, N., &; Bickel, B. (2015). OmniAD: Data-driven omni-directional aerodynamics (Vol. 34). Presented at the SIGGRAPH: Special Interest Group on Computer Graphics and Interactive Techniques, Los Angeles, CA, United States: ACM.https://doi.org/10.1145/2766919 

Schumacher, C., Bickel, B., Rys, J., Marschner, S., Daraio, C., &; Gross, M. (2015). Microstructures to control elasticity in 3D printing (Vol. 34). Presented at the SIGGRAPH: Special Interest Group on Computer Graphics and Interactive Techniques, Los Angeles, CA, USA: ACM.https://doi.org/10.1145/2766926 

Pérez, J., Thomaszewski, B., Coros, S., Bickel, B., Canabal, J., Sumner, R., &; Otaduy, M. (2015). Design and fabrication of flexible rod meshes (Vol. 34). Presented at the SIGGRAPH: Special Interest Group on Computer Graphics and Interactive Techniques, Los Angeles, CA, United States: ACM.https://doi.org/10.1145/2766998 

Klehm, O., Rousselle, F., Papas, M., Bradley, D., Hery, C., Bickel, B.,https://doi.org/10.1111/cgf.12594__Beeler, T. (2015). Recent advances in facial appearance capture. Computer Graphics Forum. Wiley-Blackwell.https://doi.org/10.1111/cgf.12594 

Skouras, M., Thomaszewski, B., Kaufmann, P., Garg, A., Bickel, B., Grinspun, E., &; Gross, M. (2014). Designing inflatable structures (Vol. 33). Presented at the SIGGRAPH: Special Interest Group on Computer Graphics and Interactive Techniques, ACM.https://doi.org/10.1145/2601097.2601166 

BacHer, M., Whiting, E., Bickel, B., &; Sorkine Hornung, O. (2014). Spin-It: Optimizing moment of inertia for spinnable objects (Vol. 33). Presented at the SIGGRAPH: 41st International Conference and Exhibition on Computer Graphics and Interactive Techniques, ACM.https://doi.org/10.1145/2601097.2601157 

Bermano, A., Bradley, D., Beeler, T., Zund, F., Nowrouzezahrai, D., Baran, I.,https://doi.org/10.1145/2546276__Groß, M. (2014). Facial performance enhancement using dynamic shape space analysis. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/2546276 

Coros, S., Thomaszewski, B., Noris, G., Sueda, S., Forberg, M., Sumner, R.,https://doi.org/10.1145/2461912.2461953__Bickel, B. (2013). Computational design of mechanical characters. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/2461912.2461953 

Papas, M., Regg, C., Jarosz, W., Bickel, B., Jackson, P., Matusik, W.,https://doi.org/10.1145/2461912.2461974__Groß, M. (2013). Fabricating translucent materials using continuous pigment mixtures. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/2461912.2461974 

Bermano, A., Bruschweiler, P., Grundhöfer, A., Iwai, D., Bickel, B., &; Groß, M. (2013). Augmenting physical avatars using projector-based illumination. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/2508363.2508416 

Hildebrand, K., Bickel, B., &; Alexa, M. (2013). Orthogonal slicing for additive manufacturing. Computers and Graphics (Pergamon). Elsevier.https://doi.org/10.1016/j.cag.2013.05.011 

Skouras, M., Thomaszewski, B., Coros, S., Bickel, B., &; Groß, M. (2013). Computational design of actuated deformable characters. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/2461912.2461979 

Miguel, E., Tamstorf, R., Bradley, D., Schvartzman, S., Thomaszewski, B., Bickel, B.,https://doi.org/10.1145/2508363.2508389 __Otaduy, M. (2013). Modeling and estimation of internal friction in cloth. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/2508363.2508389  

Rouiller, O., Bickel, B., Kautz, J., Matusik, W., &; Alexa, M. (2013). 3D printing spatially varying BRDFs. IEEE Computer Graphics and Applications. IEEE.https://doi.org/10.1109/MCG.2013.82  

Bickel, B., &; Alexa, M. (2013). Computational aspects of fabrication: Modeling, design and 3d printing. IEEE Computer Graphics and Applications. IEEE.https://doi.org/10.1109/MCG.2013.89 

Hildebrand, K., Bickel, B., &; Alexa, M. (2012). crdbrd: Shape fabrication by sliding planar slices. Computer Graphics Forum. Wiley-Blackwell.https://doi.org/10.1111/j.1467-8659.2012.03037.x 

Beeler, T., Bickel, B., Noris, G., Beardsley, P., Marschner, S., Sumner, R., &; Groß, M. (2012). Coupled 3D reconstruction of sparse facial hair and skin. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/2185520.2185613 

BacHer, M., Bickel, B., James, D., &; Pfister, H. (2012). Fabricating articulated characters from skinned meshes. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/2185520.2185543 

Bickel, B., Kaufmann, P., Skouras, M., Thomaszewski, B., Bradley, D., Beeler, T.,https://doi.org/10.1145/2185520.2185614__Groß, M. (2012). Physical face cloning. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/2185520.2185614 

Miguel, E., Bradley, D., Thomaszewski, B., Bickel, B., Matusik, W., Otaduy, M., &; Marschner, S. (2012). Data-driven estimation of cloth simulation models (Vol. 31, pp. 519–528). Presented at the Computer Graphics Forum, Wiley-Blackwell.https://doi.org/10.1111/j.1467-8659.2012.03031.x 

Otaduy, M., Bickel, B., Bradley, D., &; Wang, H. (2012). Data-driven simulation methods in computer graphics: Cloth, tissue and faces. Presented at the SIGGRAPH: Special Interest Group on Computer Graphics and Interactive Techniques, ACM.https://doi.org/10.1145/2343483.2343495 

Skouras, M., Thomaszewski, B., Bickel, B., &; Groß, M. (2012). Computational design of rubber balloons (Vol. 31, pp. 835–844). Presented at the EUROGRAPHICS: European Association for Computer Graphics, Wiley-Blackwell.https://doi.org/10.1111/j.1467-8659.2012.03064.x 

Beeler, T., Hahn, F., Bradley, D., Bickel, B., Beardsley, P., Gotsman, C.,https://doi.org/10.1145/2010324.1964970__Groß, M. (2011). High-quality passive facial performance capture using anchor frames. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/2010324.1964970 

Bickel, B., &; Lang, M. (2011). From sparse mocap to highly detailed facial animation. In GPU Computing Gems Emerald Edition (pp. 413–426). Science Direct.https://doi.org/10.1016/B978-0-12-384988-5.00027-9 

Pfeil, J., Hildebrand, K., Gremzow, C., Bickel, B., &; Alexa, M. (2011). Throwable panoramic ball camera. Presented at the SIGGRAPH Asia, ACM.https://doi.org/10.1145/2073370.2073373 

Bickel, B. (2010). Measurement-based modeling and fabrication of deformable materials for human faces. Unknown. Unknown.https://doi.org/dx.doi.org/10.3929/ethz-a-006354908 

Beeler, T., Bickel, B., Beardsley, P., Sumner, B., &; Groß, M. (2010). High-quality single-shot capture of facial geometry. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/1778765.1778777 

Bickel, B., BacHer, M., Otaduy, M., Lee, H., Pfister, H., Groß, M., &; Matusik, W. (2010). Design and fabrication of materials with desired deformation behavior. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/1778765.1778800 

Kim, H., Bickel, B., Groß, M., &; Choi, S. (2010). Subsurface scattering using splat-based diffusion in point-based rendering. Science in China, Series F: Information Sciences. Springer.https://doi.org/10.1007/s11432-010-0068-y 

Bickel, B., BacHer, M., Otaduy, M., Matusik, W., Pfister, H., &; Groß, M. (2009). Capture and modeling of non-linear heterogeneous soft tissue (Vol. 28). Presented at the ACM SIGGRAPH, ACM.https://doi.org/10.1145/1576246.1531395  

Bickel, B., Lang, M., Botsch, M., Otaduy, M., &; Gross, M. (2008). Pose-space animation and transfer of facial details (pp. 57–66). Presented at the SIGGRAPH: Eurographics Symposium on Computer Animation, ACM.https://doi.org/10.2312/SCA/SCA08/057-066 

Bickel, B., Botsch, M., Angst, R., Matusik, W., Otaduy, M., Pfister, H., &; Groß, M. (2007). Multi scale capture of facial geometry and motion. Presented at the SIGGRAPH: Special Interest Group on Computer Graphics and Interactive Techniques, ACM.https://doi.org/doi:10.1145/1275808.1276419 

Bickel, B., Botsch, M., Angst, R., Matusik, W., Otaduy, M., Pfister, H., &; Groß, M. (2007). Multi scale capture of facial geometry and motion. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/1276377.1276419 

Pietroni, N., Otaduy, M., Bickel, B., Ganovelli, F., &; Groß, M. (2007). Texturing internal surfaces from a few cross-sections. Computer Graphics Forum. Wiley-Blackwell.https://doi.org/10.1111/j.1467-8659.2007.01087.x 

Bickel, B., Wicke, M., &; Gross, M. (2006). Adaptive simulation of electrical discharges. Presented at the VMV: Vision, Modeling, and Visualization, IOS Press.

Weyrich, T., Matusik, W., Pfister, H., Bickel, B., Donner, C., Tu, C.,https://doi.org/10.1145/1141911.1141987__Groß, M. (2006). Analysis of human faces using a measurement-based skin reflectance model. ACM Transactions on Graphics. ACM.https://doi.org/10.1145/1141911.1141987 

Weyrich, T., Matusik, W., Pfister, H., Bickel, B., Donner, C., Tu, C.,https://doi.org/10.1145/1179352.1141987__Groß, M. (2006). Analysis of human faces using a measurement-based skin reflectance model (pp. 1013–1024). Presented at the ACM SIGGRAPH, ACM.https://doi.org/10.1145/1179352.1141987 

Bickel, B., Weyrich, T., Matusik, W., Pfister, H., Donner, C., Tu, C.,https://doi.org/10.1145/1179849.1180059__Groß, M. (2006). Processing and editing of faces using a measurement-based skin reflectance model. Presented at the SIGGRAPH: Special Interest Group on Computer Graphics and Interactive Techniques, ACM.https://doi.org/10.1145/1179849.1180059