%0 Journal Article %A N. A. Ostapenko %T Penetration of a slender body with a star-shaped cross-section into an elastic half-space %J Doklady Akademii Nauk %D 1989 %P 62-66 %V 307 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_307_1_a13/ %G ru %F DAN_1989_307_1_a13