1. Russo, L. (2003). The Forgotten Revolution: How Science Was Born in 300 BC and Why It Had to be Reborn, Springer Science and Business Media.
2. Cartan, E. (1931). Géométrie Euclidienne et géométrie Riemannienne, Scientia. English translation in Beyond Geometry-Classic papers from Riemann to Einstein Dover Publications, 2007.
3. Finsler Geometry Is Just Riemannian Geometry without the Quadratic Restriction;Chern;Not. AMS,1996
4. A concise mini history of geometry;Verstraelen;Kragujev. J. Math.,2014
5. Equilibria for anisotropic energies and the Gielis Formula;Koiso;Forma Soc. Sci. Form Jpn.,2008