Chris I. Yessios. Computer drafting of stones, wood, plant and ground materials. In Thomas A. DeFanti, Bruce H. McCormick, Bary W. Pollack, Norman I. Badler, S. H. Chasen, editors, Proceedings of the 6th Annual Conference on Computer Graphics and Interactive Techniques, SIGGRAPH 1979, Chicago, Illinois, USA, August 8-10, 1979. pages 190-198, ACM, 1979. [doi]
Abstract is missing.