@article{05030272,
title = {Existence of solutions for some nonlinear beam equations.},
journal = {Portugaliae Mathematica. Nova S\'erie},
volume = {63},
year = {2006},
pages = {113-125},
zbl = {1107.34010},
language = {en},
url = {http://dml.mathdoc.fr/item/05030272}
}
Amster, P.; Cárdenas Alzate, P.P. Existence of solutions for some nonlinear beam equations.. Portugaliae Mathematica. Nova Série, Tome 63 (2006) pp. 113-125. http://gdmltest.u-ga.fr/item/05030272/