@article{TVP_2009_54_4_a5,
     author = {S. Bahlali},
     title = {Necessary and sufficient conditions of optimality for optimal control problems of forward and backward systems},
     journal = {Teori\^a vero\^atnostej i ee primeneni\^a},
     pages = {730--749},
     publisher = {mathdoc},
     volume = {54},
     number = {4},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TVP_2009_54_4_a5/}
}