ISBN 0821825402 books & textbook
Loop Groups, Discrete Versions of Some Classical Integrable Systems, and Rank 2 Extensions (Memoirs of the American Mathematical Society)
Deift, Percy Li, Luen-Chau Tomei, Carlos
Amer Mathematical Society /1992-01-01 Paperback
isbn-10: 0821825402 / isbn-13: 9780821825402
