@article{DE_1979_15_2_a19,
     author = {V. I. Ermakov},
     title = {On a boundary value problem for a nonstationary system that is connected with the {Bicadze} equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {348--350},
     publisher = {mathdoc},
     volume = {15},
     number = {2},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1979_15_2_a19/}
}