@article{DE_2003_39_11_a9,
     author = {M. S. Nikol'skii},
     title = {On a {Nonlinear} {Optimal} {Investment} {Problem}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1521--1526},
     publisher = {mathdoc},
     volume = {39},
     number = {11},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2003_39_11_a9/}
}