@article{700213,
title = {Invariant manifolds for discrete systems},
booktitle = {Differential Equations and Their Applications},
series = {GDML\_Books},
publisher = {Slovensk\'e pedagogick\'e nakladate\v lstvo},
address = {Bratislava},
year = {1967},
pages = {173-191},
mrnumber = {MR0252721},
zbl = {0198.18702},
url = {http://dml.mathdoc.fr/item/700213}
}
Halanay, A. Invariant manifolds for discrete systems, dans Differential Equations and Their Applications, GDML_Books, (1967), pp. 173-191. http://gdmltest.u-ga.fr/item/700213/