%0 Journal Article %A V. N. Aptukov %A A. R. Khasanov %A A. F. Merzlyakov %T Analytical and experimental determination of the specific penetration resistance. %J Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences %D 2019 %P 49-68 %V 23 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGTU_2019_23_1_a3/ %G ru %F VSGTU_2019_23_1_a3