1. A. D. Aleksandrov, Konvexe Polyeder, Akademie Verlag, Berlin, 1958; MR 19, 1192.
2. A. Bronsted, An Introduction to Convex Polytopes, Springer-Verlag, New York, 1983; MR84d:52009.
3. H.S. M. Coxeter, Regular Polytopes, 3rd. ed., Dover, New York, 1973; MR51 # 6554.
4. H. S. M. Coxeter, Regular Complex Polytopes, Cambridge University Press, Cambridge, 1974; MR51 # 6555.
5. H. S. M. Coxeter, P. DuVal, H. T. Flather & J. F. Petrie, The Fifty-nine Icosahedra,Springer, Berlin, 1982; MR84a:52010.