@article{3017,
author = {Gossez, Jean-Pierre and Lami Dozo, Enrique},
title = {On an estimate for the principal eigenvalue of a linear elliptic problem},
journal = {Portugaliae mathematica},
volume = {41},
year = {1982},
pages = {347-350},
zbl = {0559.35056},
mrnumber = {0766863},
language = {en},
url = {http://dml.mathdoc.fr/item/3017}
}
Gossez, Jean-Pierre; Lami Dozo, Enrique. On an estimate for the principal eigenvalue of a linear elliptic problem. Portugaliae mathematica, Tome 41 (1982) pp. 347-350. http://gdmltest.u-ga.fr/item/3017/