@book{AST_1985__123__1_0,
author = {Kupershmidt, B. A.},
title = {Discrete {Lax} equations and differential-difference calculus},
series = {Ast\'erisque},
publisher = {Soci\'et\'e math\'ematique de France},
number = {123},
year = {1985},
mrnumber = {785802},
zbl = {0565.58024},
language = {en},
url = {http://www.numdam.org/item/AST_1985__123__1_0/}
}