@article{1050266744,
author = {Pa\c sca, Daniel},
title = {Periodic solutions of a class of non-autonomous second-order
differential inclusions systems},
journal = {Abstr. Appl. Anal.},
volume = {6},
number = {1},
year = {2001},
pages = { 151-161},
language = {en},
url = {http://dml.mathdoc.fr/item/1050266744}
}
Paşca, Daniel. Periodic solutions of a class of non-autonomous second-order differential inclusions systems. Abstr. Appl. Anal., Tome 6 (2001) no. 1, pp. 151-161. http://gdmltest.u-ga.fr/item/1050266744/