@InProceedings{Drbohlav-CVWW01,
  IS = { zkontrolovano 13 Apr 01 },
  author =   { Drbohlav, Ond{\v r}ej and {\v S}{\'a}ra, Radim},
  title =   { Unambiguous Shape from Photometric Stereo with
                   Uncalibrated Light Sources},
  pages =   { 190-201 },
  booktitle =   { Proceedings of Computer Vision Winter Workshop},
  isbn =         { 961-90901-0-1 },
  book_pages =   { 285 },
  year =   { 2001 },
  editor =   { Likar, B.},
  publisher =    { Slovenian Pattern Recognition Society },
  address =      { Ljubljana, Slovenia },
  month =   { February },
  day =     { 7-9},
  venue =   { Bled, Slovenia},
  authorship =   { 90:10 },
  project =   { GACR 102/01/1371, J04/98:212300013},
}