@article{DE_2002_38_1_a3,
     author = {O. I. Kostyukova},
     title = {A {Parametric} {Optimal} {Control} {Problem} for a {Descriptor} {System} with an {Algebraic} {Inequality} {Constraint}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {20--28},
     publisher = {mathdoc},
     volume = {38},
     number = {1},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2002_38_1_a3/}
}