@article{DAN_1997_354_3_a12,
     author = {V. V. Adushkin and V. A. An and V. M. Ovchinnikov and D. N. Krasnoshchekov},
     title = {A jump of the density on the outer-inner core boundary from the observations of {PKiKP} waves on the distance about $6^\circ$},
     journal = {Doklady Akademii Nauk},
     pages = {382--385},
     publisher = {mathdoc},
     volume = {354},
     number = {3},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1997_354_3_a12/}
}