@inproceedings{inproceedingsf9ca62fc,
title   = {Multiple positive solutions for a fourth-order problem by Lusternik-Schnirelman category},
author = {Melo, Jéssyca Lange Ferreira and Moreira dos Santos, Ederson},
year = {2014},
publisher = {ICMC-USP},
booktitle   = {ICMC Summer Meeting on Differential Equations}
}