(1976), DifferentialGeometryof Curves and Surfaces. Prentice Hall. Manfredo Perdigao do Carmo, Francis Flaherty (1994), Riemannian Geometry. John McCleary
"Proceedings of Computational Aesthetics 2007". Banff: Eurographics: 23–28. June 2007. Do Carmo, Manfredo P. Differentialgeometryof curves and surfaces. Englewood