@article{1077378292,
author = {Schmitt, Klaus},
title = {Bounded solutions of nonlinear second order differential
equations},
journal = {Duke Math. J.},
volume = {36},
number = {1},
year = {1969},
pages = { 237-243},
language = {en},
url = {http://dml.mathdoc.fr/item/1077378292}
}
Schmitt, Klaus. Bounded solutions of nonlinear second order differential
equations. Duke Math. J., Tome 36 (1969) no. 1, pp. 237-243. http://gdmltest.u-ga.fr/item/1077378292/