@article{DAN_1994_338_4_a0,
     author = {K. Kh. Boimatov and M. Nurubloev},
     title = {On a system of differential equations of nonclassical type},
     journal = {Doklady Akademii Nauk},
     pages = {437--439},
     publisher = {mathdoc},
     volume = {338},
     number = {4},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1994_338_4_a0/}
}