%0 Journal Article %A A. N. Guz %T Problems of the stability of excavations %J Doklady Akademii Nauk %D 1980 %P 553-555 %V 253 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1980_253_3_a9/ %G ru %F DAN_1980_253_3_a9