Building an interactive, three-dimensional virtual world. - Raymond H. Mazza (J. Comput. Sci. Coll., 2001)

Towards a genetic algorithms approach to designing 3D polygonal tree models. - Raymond H. Mazza; Clare Bates Congdon (IEEE Congress on Evolutionary Computation, 2002)

GenTree: An Interactive Genetic Algorithms System for Designing 3D Polygonal Tree Models. - Clare Bates Congdon; Raymond H. Mazza (GECCO, 2003)