@article{FAA_1994_28_3_a13,
     author = {S. L. Edelstein},
     title = {On the {Helmholtz} {Equation} in a {Strip} with {Penetrable} {Boundary}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {92--94},
     publisher = {mathdoc},
     volume = {28},
     number = {3},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1994_28_3_a13/}
}