@article{SEMR_2007_4_a2,
     author = {A. L. Karchevsky},
     title = {Algorithm for reconstruction of the elastic constants of an anisotropic layer lying in an isotropic horizontally stratified medium},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {20--51},
     publisher = {mathdoc},
     volume = {4},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2007_4_a2/}
}