Fórmulas para Computação Gráfica
Bibliotecas e Fórmulas
http://www.geom.umn.edu/docs/reference/CRC-formulas
http://www.geom.umn.edu/software/cglist/
http://www.geom.umn.edu/projects/
http://demosys.gcomm.com/develop/
http://www.cs.unc.edu/~eberly/graphics.htm