TY  - RPRT
TI  - Irradiation direction from texture.
AU  - Jan J Koenderink
AU  - Sylvia C Pont
PY  - 2003
DO  - 10.1364/josaa.20.001875
UR  - https://pubmed.ncbi.nlm.nih.gov/14570101/
ID  - 14570101
ER  -