Collingwood, David H. McGovern, William M.
Nilpotent orbits in semisimple Lie algebras - New York Van Nostrand Reinhold 1993 - 186
9780534188344
512.54 COL
Nilpotent orbits in semisimple Lie algebras - New York Van Nostrand Reinhold 1993 - 186
9780534188344
512.54 COL