%0 Journal Article %A L. A. Molotkov %T On coefficients of pore tortuosity in the effective Biot model %J Zapiski Nauchnykh Seminarov POMI %D 1999 %P 157-164 %V 257 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1999_257_a10/ %G ru %F ZNSL_1999_257_a10