Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Per H. Christensen, Linda G. Shapiro. Three-dimensional shape from color photometric stereo. International Journal of Computer Vision, 13(2):213-227, 1994. [doi]