@article{DE_1985_21_5_a7,
     author = {B. Mordukhovich and A. M. Sasonkin},
     title = {Duality and conditions for optimality in problems of control of functional-differential systems of neutral type},
     journal = {Differencialʹnye uravneni\^a},
     pages = {788--798},
     publisher = {mathdoc},
     volume = {21},
     number = {5},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1985_21_5_a7/}
}