@article{02100307,
title = {Liouville's theorem and the restricted mean property for biharmonic functions.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {2004},
year = {2004},
zbl = {1084.31003},
language = {en},
url = {http://dml.mathdoc.fr/item/02100307}
}
El Kadiri, Mohamed. Liouville's theorem and the restricted mean property for biharmonic functions.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 2004 (2004) . http://gdmltest.u-ga.fr/item/02100307/