@article{DE_2001_37_11_a16,
     author = {M. E. Lerner and O. A. Repin},
     title = {Nonlocal {Boundary} {Value} {Problems} in a {Vertical} {Half-Strip} for a {Generalized} {Axisymmetric} {Helmholtz} {Equation}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1562--1564},
     publisher = {mathdoc},
     volume = {37},
     number = {11},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2001_37_11_a16/}
}