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@article{NUMA_1993__64_2_133708, author = {P.L. Lions and E. Rouy and A. Tourin}, title = {Shape-from-Shading, viscosity solutions and edges.}, journal = {Numerische Mathematik}, pages = {323--354}, publisher = {mathdoc}, volume = {64}, number = {2}, year = {1993}, zbl = {0804.68160}, url = {http://geodesic.mathdoc.fr/item/NUMA_1993__64_2_133708/} }
P.L. Lions; E. Rouy; A. Tourin. Shape-from-Shading, viscosity solutions and edges.. Numerische Mathematik, Tome 64 (1993) no. 2, pp. 323-354. http://geodesic.mathdoc.fr/item/NUMA_1993__64_2_133708/