CRYSTAL:  Literatur 

• AVS Module CRYSTAL; L.W. Finger, Geophysical Laboratory of the Carnegie Institution, Washington D.C. 1993
• Persistance of Vision (POV) Raytracer V 2.2; D.Wells et al.; http://www.povray.org; E.A. Merritt, M.E.P. Murphy, Raster3D, A program for Photorealistic Molecular Graphics, Acta Crystallogr. D50, 869-873 (1994).
• http://www.sdsc.edu/vrml
• http://www.ch.ic.ac.uk/VRML
• http://iisirius.ac.chemie.th-darmstadt.de/dichte.html
• http://tutor.oc.chemie.th-darmstadt.de/Poly/VRML/silicat.html
• M. Kroeker, L.W. Finger, Manuskript in Vorbereitung