@article{05632560,
title = {Generalized variational principle for long water-wave equation by He's semi-inverse method.},
journal = {Mathematical Problems in Engineering},
volume = {2009},
year = {2009},
doi = {10.1155/2009/925187},
zbl = {1185.35202},
language = {en},
url = {http://dml.mathdoc.fr/item/05632560}
}
Zhang, Weimin. Generalized variational principle for long water-wave equation by He's semi-inverse method.. Mathematical Problems in Engineering, Tome 2009 (2009) . doi : 10.1155/2009/925187. http://gdmltest.u-ga.fr/item/05632560/