Edelsbrunner, H., Li, X., Miller, G., Stathopoulos, A., Talmor, D., Teng, S.,https://doi.org/10.1145/335305.335338__Walkington, N. (2000). Smoothing and cleaning up slivers. In Proceedings of the 32nd annual ACM symposium on Theory of computing (pp. 273–277). Portland, OR, USA: ACM.https://doi.org/10.1145/335305.335338 
LibreCat: https://research-explorer.ista.ac.at/record/3555
DOI: 10.1145/335305.335338