@article{DE_1976_12_3_a18,
     author = {A. I. Panasyuk},
     title = {On the question of the nonuniqueness of solutions of a first order differential equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {561},
     publisher = {mathdoc},
     volume = {12},
     number = {3},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1976_12_3_a18/}
}