@article{DAN_1984_276_3_a15,
     author = {O. A. Godin},
     title = {The wave equation for an acoustic field in a fluid with density},
     journal = {Doklady Akademii Nauk},
     pages = {579--582},
     publisher = {mathdoc},
     volume = {276},
     number = {3},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_276_3_a15/}
}