@article{DAN_1972_207_4_a18,
     author = {I. L. Nersesov and A. V. Nikolaev and E. N. Sedova},
     title = {The nature of {Earth's} mantle horizontal heterogeneity according to seismic data},
     journal = {Doklady Akademii Nauk},
     pages = {846--849},
     publisher = {mathdoc},
     volume = {207},
     number = {4},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_207_4_a18/}
}