R. K. Singh, R. S. Ramakrishna. Shadows and texture in computer vision. Pattern Recognition Letters, 11(2):133-141, 1990. [doi]
@article{SinghR90,
title = {Shadows and texture in computer vision},
author = {R. K. Singh and R. S. Ramakrishna},
year = {1990},
doi = {10.1016/0167-8655(90)90123-J},
url = {http://dx.doi.org/10.1016/0167-8655(90)90123-J},
researchr = {https://researchr.org/publication/SinghR90},
cites = {0},
citedby = {0},
journal = {Pattern Recognition Letters},
volume = {11},
number = {2},
pages = {133-141},
}