@article{DAN_1991_317_6_a1,
     author = {A. Dzhuraev},
     title = {On the theory of elliptic systems in multiply connected domains on},
     journal = {Doklady Akademii Nauk},
     pages = {1294--1297},
     publisher = {mathdoc},
     volume = {317},
     number = {6},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_317_6_a1/}
}