@article{ZNSL_1983_128_a4,
     author = {N. S. Grigor'ev},
     title = {The acoustic propagation in the inhomogeneous ocean with the current},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {38--47},
     year = {1983},
     volume = {128},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1983_128_a4/}
}