@article{ZNSL_1972_25_a8,
     author = {I. V. Muhina},
     title = {Diffraction of two heterogeheous elastic media on the smooth int{\cyre}rface},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {132--150},
     year = {1972},
     volume = {25},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1972_25_a8/}
}