@article{05695632,
title = {Alternate derivations of the stability region of a difference equation with two delays.},
journal = {Applied Mathematics E-Notes [electronic only]},
volume = {9},
year = {2009},
pages = {225-253},
zbl = {1204.39015},
language = {en},
url = {http://dml.mathdoc.fr/item/05695632}
}
Cheng, Sui Sun; Huang, Shao Yuan. Alternate derivations of the stability region of a difference equation with two delays.. Applied Mathematics E-Notes [electronic only], Tome 9 (2009) pp. 225-253. http://gdmltest.u-ga.fr/item/05695632/