1 |
Eves, H.: A Survey of Geometry, Revised Edition. Allyn and Bacon, Inc., Boston, 1972.
|
2 |
Federico, P. J.: Descartes on Polyhedra: A Study of the De Solidorum Elementis. Springer, New York, 1982.
|
3 |
Hilton, P. & Pedersen, J.: Descartes, Euler, Poincare, Polya. Enseign. Math. 27 (1981), 327-343.
|
4 |
Hilton, P. & Pedersen, J.: The Euler Characteristic and Polya's Dream. Amer. Math. Monthly 103 (1996), 121-131.
DOI
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5 |
Polya, G.: Mathematical Discovery, Combined Edition. John Wiley and Sons, Inc., New York, 1981.
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