@article{DE_1992_28_8_a4,
     author = {A. I. Panasyuk},
     title = {Quasidifferential approximation equations in a metric space under {Carath\'eodory-type} conditions},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1328--1339},
     publisher = {mathdoc},
     volume = {28},
     number = {8},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1992_28_8_a4/}
}