%0 Journal Article %A L. M. Nechaev %A G. S. Taras'ev %T Stress concentration around a tunnel, circular in the intermediate state, in a nonlinear elastic medium %J Doklady Akademii Nauk %D 1974 %P 301-304 %V 215 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_215_2_a14/ %G ru %F DAN_1974_215_2_a14