@article{700380,
title = {On a class of forced nonlinear oscillators at resonance},
booktitle = {Equadiff 10},
series = {GDML\_Books},
publisher = {Masaryk University},
address = {Brno},
year = {2002},
pages = {37-43},
url = {http://dml.mathdoc.fr/item/700380}
}
Bonheure, Denis; Fabry, Christian; Smets, Didier. On a class of forced nonlinear oscillators at resonance, dans Equadiff 10, GDML_Books, (2002), pp. 37-43. http://gdmltest.u-ga.fr/item/700380/