B. Duc, L. Art-de-la, B. Tome, ]. J. Foley, A. Van-dam et al., Computer Graphics: Principles and Practices, OpenGL Programming Guide Salesin and R. L. Cook, Rendering Antialiased Shadows with Depth Maps, Computer Graphics 21,4 (SIGGRAPH'87 proceedings), pp.283-291, 1983.

]. T. Saito and T. Takahashi, Comprehensible Rendering of 3-D Shapes, SIGGRAPH'90 proceedings, pp.197-206, 1990.

]. M. Salisbury, S. E. Anderson, R. Barzel, and D. H. Salesin, Interactive Pen-and-Ink Illustration, Computer Graphics, Annual Conference Series, SIGGRAPH'94 proceedings), pp.101-108, 1994.

J. Wernecke, The Inventor Mentor -Programming Object-Oriented 3D Graphics with Open Inventor, Williams, Casting Curved Shadows on Curved Surface, pp.270-274, 1978.

G. Winkenbach and D. H. Salesin, Computer-generated pen-and-ink illustration, Proceedings of the 21st annual conference on Computer graphics and interactive techniques , SIGGRAPH '94, pp.91-100, 1994.
DOI : 10.1145/192161.192184

I. Unité-de-recherche, . Lorraine, V. Technopôle-de-nancy-brabois, I. Unité-de-recherche, . Rennes et al., 615 rue du jardin botanique 35042 RENNES Cedex Unité de recherche INRIA Rhône-Alpes, 105 LE CHESNAY Cedex (France), 2004.