@article{1102976966,
author = {Landesman, E. M. and Lazer, A. C.},
title = {Linear eigenvalues and a nonlinear boundary value problem.},
journal = {Pacific J. Math.},
volume = {35},
number = {3},
year = {1970},
pages = { 311-328},
language = {en},
url = {http://dml.mathdoc.fr/item/1102976966}
}
Landesman, E. M.; Lazer, A. C. Linear eigenvalues and a nonlinear boundary value problem.. Pacific J. Math., Tome 35 (1970) no. 3, pp. 311-328. http://gdmltest.u-ga.fr/item/1102976966/