%0 Journal Article %A A. È. Rakhimov %T Approximation formula for calculation of porous bodies shock adiabats %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1990 %P 89-92 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1990_5_a22/ %G ru %F VMUMM_1990_5_a22