@article{DE_1982_18_3_a11,
     author = {I. M. Spitkovsky},
     title = {Factorization of measurable matrix-valued functions and related problems in the theory of systems of singular integral equations and the vector {Riemann} boundary},
     journal = {Differencialʹnye uravneni\^a},
     pages = {487--498},
     publisher = {mathdoc},
     volume = {18},
     number = {3},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1982_18_3_a11/}
}