@article{01587337,
title = {On multiple positive solutions of positone and non-positone problems.},
journal = {Abstract and Applied Analysis},
volume = {4},
year = {1999},
pages = {101-108},
doi = {10.1155/S1085337599000044},
zbl = {0970.35049},
language = {en},
url = {http://dml.mathdoc.fr/item/01587337}
}
Corrêa, F.J.S.A. On multiple positive solutions of positone and non-positone problems.. Abstract and Applied Analysis, Tome 4 (1999) pp. 101-108. doi : 10.1155/S1085337599000044. http://gdmltest.u-ga.fr/item/01587337/