1. Einstein Manifolds;Besse,1987
2. Groupes et algèbres de Lie;Bourbaki,1975
3. Applicable Differential Geometry;Crampin,1987
4. Foundations of Lie Theory and Lie Transformation Groups;Gorbatsevich,1997
5. Introduction to Lie Algebras and Representetion Theory;Humphreys,1972