@inproceedings{lei-sar-sto-07-hash, 
  author = {Helena Cristina da Gama Leit{\~a}o and Rafael F. V. Saracchini and Jorge Stolfi},
  title = {A Bucket Grid Structure to Speed Up Table Lookup in Gauge-Based Photometric Stereo},
  booktitle = {Proceedings of the 20th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2007)},
  location = {Belo Horizonte, MG, Brazil},
  year = 2007,
  month = oct,
  pages = {221--227},
  doi = {10.1109/SIBGRAPI.2007.16},
  publisher = {IEEE Computer Society Press},
  citations = {WoS/2021: 3}
}