@article{DE_1987_23_9_a13,
     author = {K. Sh. Saidov},
     title = {On the {Riemann-Hilbert} problem for a degenerate system of first-order equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1585--1590},
     publisher = {mathdoc},
     volume = {23},
     number = {9},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1987_23_9_a13/}
}