%0 Journal Article %A A. M. Epinatieva %A E. V. Karus %A M. V. Nevsky %T Nature of the anisotropy of seismic wave velocities in sedimentary strata %J Doklady Akademii Nauk %D 1971 %P 331-334 %V 201 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_201_2_a15/ %G ru %F DAN_1971_201_2_a15