@article{ZNSL_1973_34_a5,
     author = {I. A. Molotkov and S. S. Sardarov},
     title = {The surface wave caused by a~thin layer with a~small propagation velocity},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {93--102},
     year = {1973},
     volume = {34},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1973_34_a5/}
}