Conway, J. H.; Radin, C.; 和 Sadun, L. "On Angles Whose Squared Trigonometric Functions Are Rational." Discr. Computat. Geom.22, 321-332, 1999.Coxeter, H. S. M.; Longuet-Higgins, M. S.; 和 Miller, J. C. P. "Uniform Polyhedra." Phil. Trans. Roy. Soc. London Ser. A246, 401-450, 1954.Har'El, Z. "Uniform Solution for Uniform Polyhedra." Geom. Dedicata47, 57-110, 1993. http://www.math.technion.ac.il/~rl/docs/uniform.pdf. Maeder, R. E. "The Stellated Icosahedra." Mathematica in Education3, 5-11, 1994. http://library.wolfram.com/infocenter/Articles/2519/.Maeder, R. E. "30: Small Ditrigonal Icosidodecahedron." 1997. https://www.mathconsult.ch/static/unipoly/30.html.Wenninger, M. J. Dual Models. Cambridge, England: Cambridge University Press, pp. 42 和 46-47 1983.Wenninger, M. J. Polyhedron Models. New York: Cambridge University Press, p. 46, 1989.