@article{05626152, title = {Existence of periodic solution for a nonlinear fractional differential equation.}, journal = {Boundary Value Problems [electronic only]}, volume = {2009}, year = {2009}, doi = {10.1155/2009/324561}, zbl = {1181.34006}, language = {en}, url = {http://dml.mathdoc.fr/item/05626152} }
Belmekki, Mohammed; Nieto, Juan J.; Rodríguez-López, Rosana. Existence of periodic solution for a nonlinear fractional differential equation.. Boundary Value Problems [electronic only], Tome 2009 (2009) . doi : 10.1155/2009/324561. http://gdmltest.u-ga.fr/item/05626152/