ISBN 9783540077893 books & textbook
Group Theoretical Methods in Physics: Fourth International Colloquium, Nijmegen 1975 (Lecture Notes in Physics, 50)
Janner, A. Janssen, T. Boon, M.
Springer /1976-07-01 Paperback / 648 Pages
isbn-10: 3540077898 / isbn-13: 9783540077893