@article{df124e41726040ea8aa4fa506588a859,
title = "Perturbations of second order linear elliptic problems by nonlinearities without landesman-lazer condition",
keywords = "Leray-Schauder degree theory, Nonlinear elliptic problems, a priori bounds, maximum principle",
author = "{De Figueiredo}, {Djairo Guedes} and Ni, {Wei Ming}",
year = "1979",
month = aug,
day = "6",
doi = "10.1016/0362-546X(79)90091-9",
language = "English (US)",
volume = "3",
pages = "629--634",
journal = "Nonlinear Analysis",
issn = "0362-546X",
publisher = "Elsevier Limited",
number = "5",
}