%0 Journal Article %A S. L. Yunga %T On the classification of seismic moment tensors, based on their %J Doklady Akademii Nauk %D 1997 %P 253-255 %V 352 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1997_352_2_a15/ %G ru %F DAN_1997_352_2_a15