Memoirs of the American Mathematical Society, ISSN 0065-9266 ; Volume 100, Number 479
Print version: Deift, Percy, 1945- Loop groups, discrete versions of some classical integrable systems, and rank 2 extensions. Providence, Rhode Island, United States : American Mathematical Society, c1992 vii, 101 pages Memoirs of the American Mathematical Society ; Volume 100, Number479. ISBN 9780821825402