1. Algebres de Lie semi-simple deployees, Chapitre VIII;Bourbaki,1974
2. Lie Groups and Lie Algebras;Bourbaki,2002
3. Chevalley Groups and Related Topics. In Finite Simple Groups;Curtis,1971
4. On the quadratic pairs;Ho;J. Algebra,1976
5. Quadratic modules for Chevalley groups over fields of odd characteristics;Premet;Math. Nachr.,1983