@article{02171798, title = {Monotonicity and differential properties of the value functions in optimal control.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2004}, year = {2004}, pages = {3513-3540}, doi = {10.1155/S0161171204310306}, zbl = {1082.49032}, language = {en}, url = {http://dml.mathdoc.fr/item/02171798} }
Mirică, Ştefan. Monotonicity and differential properties of the value functions in optimal control.. International Journal of Mathematics and Mathematical Sciences, Tome 2004 (2004) pp. 3513-3540. doi : 10.1155/S0161171204310306. http://gdmltest.u-ga.fr/item/02171798/