@article{01247362,
title = {Instability of discrete systems.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {1998},
year = {1998},
zbl = {0912.39005},
language = {en},
url = {http://dml.mathdoc.fr/item/01247362}
}
Naulin, Raúl; Vanegas, Carmen J. Instability of discrete systems.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 1998 (1998) . http://gdmltest.u-ga.fr/item/01247362/