@article{DAN_1983_269_2_a15,
     author = {Yu. A. Burmakov and L. P. Vinnik and A. V. Treusov},
     title = {Construction of a 3-d model of a medium according to the observations of refracted body waves},
     journal = {Doklady Akademii Nauk},
     pages = {320--323},
     publisher = {mathdoc},
     volume = {269},
     number = {2},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1983_269_2_a15/}
}