@article{05897646, title = {Existence of solutions to nonlinear Langevin equation involving two fractional orders with boundary value conditions.}, journal = {Boundary Value Problems [electronic only]}, volume = {2011}, year = {2011}, doi = {10.1155/2011/516481}, zbl = {1228.34016}, language = {en}, url = {http://dml.mathdoc.fr/item/05897646} }
Chen, Anping; Chen, Yi. Existence of solutions to nonlinear Langevin equation involving two fractional orders with boundary value conditions.. Boundary Value Problems [electronic only], Tome 2011 (2011) . doi : 10.1155/2011/516481. http://gdmltest.u-ga.fr/item/05897646/