@article{DAN_1993_329_6_a9,
     author = {V. A. Sharafutdinov},
     title = {Quasi-isotropic approximation in dynamic elasticity, and some},
     journal = {Doklady Akademii Nauk},
     pages = {723--725},
     publisher = {mathdoc},
     volume = {329},
     number = {6},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_329_6_a9/}
}