@article{700428,
title = {Nonlinear oscillations of completely resonant wave equations},
booktitle = {Proceedings of Equadiff 11},
series = {GDML\_Books},
publisher = {Comenius University Press},
address = {Bratislava},
year = {2007},
pages = {9-16},
url = {http://dml.mathdoc.fr/item/700428}
}
Berti, Massimiliano. Nonlinear oscillations of completely resonant wave equations, dans Proceedings of Equadiff 11, GDML_Books, (2007), pp. 9-16. http://gdmltest.u-ga.fr/item/700428/