@article{01127584, title = {Regular and singular perturbations of upper semicontinuous differential inclusions.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {20}, year = {1997}, pages = {699-706}, doi = {10.1155/S0161171297000951}, zbl = {0896.34012}, language = {en}, url = {http://dml.mathdoc.fr/item/01127584} }
Donchev, Tzanko; Angelov, Vasil. Regular and singular perturbations of upper semicontinuous differential inclusions.. International Journal of Mathematics and Mathematical Sciences, Tome 20 (1997) pp. 699-706. doi : 10.1155/S0161171297000951. http://gdmltest.u-ga.fr/item/01127584/