1. J.D. Foley, A. Van Dam, S.K. Feiner, J.F. Hughes. Computer Graphics Principle and Practice, 2nd edn., Addison Wesley, Reading, MA, 1990.
2. A.L. Ames, D.R. Nadeau, J.L. Moreland, The VRML SourceBook 2.0 Canada, Wiley, New York, 1996.
3. Advanced VRML Based Chemistry Applications: A 3D Molecular Hyperglossary;Casher;Journal of Molecular Structure (Theochem),1996
4. K.W. Brodlie, L.A. Carpenter, R.A. Earnshaw et al. (Eds.), Scientific Visualization: Techniques and Applications, Springer-Verlag, Berlin, 1992.
5. K.-L. Ma, J.S. Painter, C.D. Hansen, M.F. Krogh, A Data Distributed, Parallel Algorithm for Ray-Traced Volume Rendering 15–22 Parallel Rendering Symposium, Proceedings of ACM SIGGRAPH, California, 1993, p. 15–22.