@article{05497709,
title = {Oscillation criteria for systems of difference equations with variable coefficients.},
journal = {Applied Mathematics E-Notes [electronic only]},
volume = {6},
year = {2006},
pages = {119-125},
zbl = {1157.39306},
language = {en},
url = {http://dml.mathdoc.fr/item/05497709}
}
Öcalan, Özkan. Oscillation criteria for systems of difference equations with variable coefficients.. Applied Mathematics E-Notes [electronic only], Tome 6 (2006) pp. 119-125. http://gdmltest.u-ga.fr/item/05497709/