@article{DE_1985_21_4_a9,
     author = {V. V. Semenov and A. V. Panteleev},
     title = {Sufficient conditions for optimality of control of an ensemble of trajectories of nonlinear dynamical systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {628--636},
     publisher = {mathdoc},
     volume = {21},
     number = {4},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1985_21_4_a9/}
}