Sattinger, David H. Lie groups and algebras with applications to physics, geometry and mechanics / D. H. Sattinger, O. L. Weaver. - Berlin : Springer-Verlag, 1986. - vi, 215 p. : ill. ; 23 cm. - Applied mathematical sciences v.61 . p. 208-211 ISBN: 0387962409 Subjects--Topical Terms: Lie groups.Lie algebras.