@article {14880,
	title = {Illumination, Reflectance, and Reflection-Characterization of Human Faces under Illumination Variations Using Rank, Integrability, and Symmetry Constraints},
	journal = {Lecture Notes in Computer Science},
	volume = {3021},
	year = {2004},
	month = {2004///},
	pages = {588 - 601},
	author = {Zhou,S. K and Chellapa, Rama and Jacobs, David W.}
}
