@inproceedings{lei-sar-sto-08-shadow, 
  author = {Helena Cristina da Gama Leit{\~a}o and Rafael F. V. Saracchini and Jorge Stolfi},
  title = {Matching Photometric Observation Vectors with Shadows and Variable Albedo},
  booktitle = {Proceedings of the 21th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2008)},
  location = {Campo Grande, MS, Brazil},
  year = 2008,
  month = oct,
  pages = {179--186},
  doi = {10.1109/SIBGRAPI.2008.39},
  publisher = {IEEE Computer Society Press},
  citations = {WoS/2021: 2}
}