Emiliano Cristiani, Maurizio Falcone, Alessandra Seghini. Some Remarks on Perspective Shape-from-Shading Models. In Fiorella Sgallari, Almerico Murli, Nikos Paragios, editors, Scale Space and Variational Methods in Computer Vision, First International Conference, SSVM 2007, Ischia, Italy, May 30 - June 2, 2007, Proceedings. Volume 4485 of Lecture Notes in Computer Science, pages 276-287, Springer, 2007. [doi]