@article{IVM_1994_11_a7,
     author = {A. K. Ratyni},
     title = {On classical solvability of a non-local boundary value problem for an elliptic equation of the second {order.~I}},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {59--66},
     publisher = {mathdoc},
     number = {11},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1994_11_a7/}
}