Johnson, A. J. (2021). Raw data from Johnson et al, PNAS, 2021. Zenodo.https://doi.org/10.5281/ZENODO.5747100 

von Wangenheim, D., Hauschild, R., &; Friml, J. (2017). Light Sheet Fluorescence microscopy of plant roots growing on the surface of a gel. Institute of Science and Technology Austria.https://doi.org/10.15479/AT:ISTA:66