@article{VMUMM_2018_4_a5,
     author = {M. Sh. Israilov},
     title = {Diffraction of plane sound waves on a hard-soft half-plane},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {34--40},
     publisher = {mathdoc},
     number = {4},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2018_4_a5/}
}