Differential Forms in Geometric Calculus - Hestenes - 1993
Euclid - Elements Commented]
Metodos especiales de computo
Proj Geom Computing(Siggraph2000)
7 euclidean&non euclidean geometry
Applied Mathematics Euclidean Geometry
Hrbacek K., Jech T. Introduction to Set Theory 1999
System of Linear Equations
Ferratti Chap One
[Sorin Dascalescu, Constantin Nastasescu, Serban R(BookFi.org)