@article{DAN_1980_251_1_a4,
     author = {G. G. Kazaryan},
     title = {The first boundary value problem for a general nonregular equation with constant coefficients},
     journal = {Doklady Akademii Nauk},
     pages = {22--24},
     publisher = {mathdoc},
     volume = {251},
     number = {1},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1980_251_1_a4/}
}