TY  - RPRT
TI  - Shape from stereo: a systematic approach using quadratic surfaces.
AU  - S C de Vries
AU  - A M Kappers
AU  - J J Koenderink
PY  - 1993
DO  - 10.3758/bf03211716
UR  - https://pubmed.ncbi.nlm.nih.gov/8433907/
ID  - 8433907
ER  -