@article{DAN_1987_293_1_a18,
     author = {K. L. Samarov},
     title = {On the solvability of pseudodifferential equations generated by a},
     journal = {Doklady Akademii Nauk},
     pages = {82--86},
     publisher = {mathdoc},
     volume = {293},
     number = {1},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1987_293_1_a18/}
}