@Article{isprs-annals-IV-4-67-2018,
AUTHOR = {Gorte, B. G. H. and Zhou, K. and van der Sande, C. J. and Valk, C.},
TITLE = {A COMPUTATIONALLY CHEAP TRICK TO DETERMINE SHADOW IN A VOXEL MODEL},
JOURNAL = {ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences},
VOLUME = {IV-4},
YEAR = {2018},
PAGES = {67--71},
URL = {https://isprs-annals.copernicus.org/articles/IV-4/67/2018/},
DOI = {10.5194/isprs-annals-IV-4-67-2018}
}