Macmillan, 1900. Norman Johnson : Uniform Polytopes, manuscrit, 1991. The Theory of Uniform Polytopes and Honeycombs, Ph.D., 1966. (de) « Archimedisches
Igor Rivin et Warren D. Smith, « A characterization of convex hyperbolic polyhedra and of convex polyhedra inscribed in the sphere », Bulletin of the American