@article{DE_1983_19_10_a2,
     author = {V. V. Gorokhovik},
     title = {Necessary conditions for second-order optimality in problems of control with a vector performance index},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1672--1680},
     publisher = {mathdoc},
     volume = {19},
     number = {10},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1983_19_10_a2/}
}