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| | References |
 | | Walter William Rouse Ball, revised by H.S.M. Coxeter, Mathematical Recreations and Essays, New York, 1938; 11th ed., 1960, (Dover reprint). |
 | | George W. Hart, "The Millennium Bookball," Proceedings of Bridges 2000: Mathematical Connections in Art, Music and Science, Southwestern College, Winfield, Kansas, July 28-30, 2000, and in Visual Mathematics, Vol. |
 | | Peter W. Messer, "Stellations of the Rhombic Triacontahedron and Beyond," Structural Topology 21, pp. |
| www.georgehart.com /virtual-polyhedra/references.html (5153 words) |
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