Σάββατο 17 Μαρτίου 2012

HOW THEY DO GEOMETRY IN CHINA

2 σχόλια:

Cosmology of Plane Geometry: Concepts and Theorems

Alexander Skutin,Tran Quang Hung, Antreas Hatzipolakis, Kadir Altintas: Cosmology of Plane Geometry: Concepts and Theorems> ΨΗΦ. C...