@article{DAN_1985_280_1_a12,
     author = {G. I. Bykovtsev and G. N. Kuznetsov and A. N. Stepanov},
     title = {Acoustic field of a directed source in oceanic waveguides},
     journal = {Doklady Akademii Nauk},
     pages = {57--59},
     publisher = {mathdoc},
     volume = {280},
     number = {1},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1985_280_1_a12/}
}