@article{05544474,
title = {Positive solutions of fourth-order boundary value problem with variable parameters.},
journal = {The Journal of Nonlinear Sciences and its Applications},
volume = {1},
year = {2008},
pages = {21-30},
zbl = {1167.34311},
language = {en},
url = {http://dml.mathdoc.fr/item/05544474}
}
Dong, Xin; Bai, Zhanbing. Positive solutions of fourth-order boundary value problem with variable parameters.. The Journal of Nonlinear Sciences and its Applications, Tome 1 (2008) pp. 21-30. http://gdmltest.u-ga.fr/item/05544474/