@article{bwmeta1.element.bwnjournal-article-fmv63i1p10bwm,
author = {S. B. Bank and G. H. Orland},
title = {A note on Rouch\'e's theorem},
journal = {Fundamenta Mathematicae},
volume = {63},
year = {1968},
pages = {137-141},
zbl = {0165.40101},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv63i1p10bwm}
}
S. B. Bank; G. H. Orland. A note on Rouché's theorem. Fundamenta Mathematicae, Tome 63 (1968) pp. 137-141. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv63i1p10bwm/