@article{05854912,
title = {Quadratic forms as Lyapunov functions in the study of stability of solutions to difference equations.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {2011},
year = {2011},
zbl = {1208.39001},
language = {en},
url = {http://dml.mathdoc.fr/item/05854912}
}
Ignatyev, Alexander O.; Ignatyev, Oleksiy. Quadratic forms as Lyapunov functions in the study of stability of solutions to difference equations.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 2011 (2011) . http://gdmltest.u-ga.fr/item/05854912/