Bibliografia

[1] www.atractor.pt/mat/GeomEsf

[2] H. S. M. Coxeter. Non-Euclidean Geometry. Mathematical Association of America, 1998

[3] E. F. Krause. Taxicab Geometry. Dover, 1987

[4] A. Bayar, S. Ekmekçi, M. ÖzcaOn. Trigonometric Functions and Cosine and Sine Rules in Taxicab Plane. International Electronic Journal of Geometry, Vol. 2, No. 1 (2009), 17-24

[5] H.Çolakoglu, R. Kaya. Taxicab Versions of Some Euclidean Theorems. International Electronic Journal of Pure and Applied Mathematics, Vol. 26, No. 1 (2006), 69-81

[6] L. Golland. Karl Menger and Taxicab geometry. Mathematics Magazine, Vol. 63, No. 5 (Dec 1990), 326-327

[7] D. Schattschneider. The Taxicab Group. The American Mathematical Monthly, Vol. 91, No. 7 (Aug-Sep 1984), 423-428

[8] K. Sowell. Taxicab Geometry - A New Slant. Mathematics Magazine, Vol. 62, No. 4 (Oct 1989), 238-248.

[9] K. Thompson, D. Tevian. Taxicab Angles and Trigonometry. The Pi Mu Epsilon Journal, Worcester, MA. Vol. 11, No. 2 (Spring 2000), 87-96.

[10] K. Thompson. The Nature of Length, Area, and Volume in Taxicab Geometry. International Electronic Journal of Geometry, Vol. 4, No. 2 (2011), 193-207.