@article{DAN_1977_232_1_a0,
     author = {A. I. Guseinov and M. A. Abduragimov},
     title = {On a quasi-linear system of equations of elliptic type},
     journal = {Doklady Akademii Nauk},
     pages = {9--12},
     publisher = {mathdoc},
     volume = {232},
     number = {1},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1977_232_1_a0/}
}