@article{05142165,
title = {Positive solutions of a nonlinear higher order boundary-value problem.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {2007},
year = {2007},
zbl = {1117.34023},
language = {en},
url = {http://dml.mathdoc.fr/item/05142165}
}
Graef, John R.; Henderson, Johnny; Yang, Bo. Positive solutions of a nonlinear higher order boundary-value problem.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 2007 (2007) . http://gdmltest.u-ga.fr/item/05142165/