^ Richens, Paul (1999), Augenbroe, Godfried; Eastman, Charles (eds.), "The Piranesi system for interactive rendering" , Computers in Building: Proceedings of the CAADfutures'99 Conference. Proceedings of the Eighth International Conference on Computer Aided Architectural Design Futures held at Georgia Institute of Technology, Atlanta, Georgia, USA on June 7–8, 1999 , Boston, MA: Springer US, pp. 381– 398, doi : 10.1007/978-1-4615-5047-1_25 , ISBN978-1-4615-5047-1、 2024年6月8日取得{{citation}}: CS1 maint: ISBNによる作業パラメータ(リンク)