@article{DE_1998_34_4_a6,
     author = {I. P. Ryazantseva and E. A. Duntseva},
     title = {On a continuous method for solving convex extremal problems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {480--485},
     publisher = {mathdoc},
     volume = {34},
     number = {4},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1998_34_4_a6/}
}