@article{DAN_1971_196_3_a14,
     author = {S. Ya. Yakubov},
     title = {Solution of mixed problems for partial differential equations by the operator method},
     journal = {Doklady Akademii Nauk},
     pages = {545--548},
     publisher = {mathdoc},
     volume = {196},
     number = {3},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1971_196_3_a14/}
}