@article{05237125, title = {Extremal solutions of periodic boundary value problems for first-order impulsive integrodifferential equations of mixed-type on time scales.}, journal = {Boundary Value Problems [electronic only]}, volume = {2007}, year = {2007}, doi = {10.1155/2007/73176}, zbl = {1139.34313}, language = {en}, url = {http://dml.mathdoc.fr/item/05237125} }
Li, Yongkun; Zhang, Hongtao. Extremal solutions of periodic boundary value problems for first-order impulsive integrodifferential equations of mixed-type on time scales.. Boundary Value Problems [electronic only], Tome 2007 (2007) . doi : 10.1155/2007/73176. http://gdmltest.u-ga.fr/item/05237125/