%0 Journal Article %A S. S. Grigoryan %T A new friction law and mechanism of large-scale rock falls and mountain creeps %J Doklady Akademii Nauk %D 1979 %P 846-849 %V 244 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1979_244_4_a13/ %G ru %F DAN_1979_244_4_a13