@article{DAN_1961_137_4_a13,
     author = {A. G. Bagdoev and \`E. M. Nersisyan},
     title = {Penetration of an arbitrary pressure into a compressible fluid in the isentropic case},
     journal = {Doklady Akademii Nauk},
     pages = {807--809},
     publisher = {mathdoc},
     volume = {137},
     number = {4},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_137_4_a13/}
}