Differential Equations: Their Solution Using Symmetries Autor Hans Stephani et al. 25 ian 1990 Paperback Preț: 399.67 lei 6-8 săpt.
Relativity: An Introduction to Special and General Relativity Autor Hans Stephani 11 feb 2004 Paperback Preț: 700.41 lei 814.43 lei 6-8 săpt. -14%
Exact Solutions of Einstein's Field Equations Cambridge Monographs on Mathematical Physics Autor Hans Stephani et al. 23 sep 2009 Paperback Preț: 533.26 lei 599.17 lei 6-8 săpt. -11%