%0 Journal Article %A B. V. Deryagin %A S. P. Bakanov %T A theory of gas flow, through a porous body in ihe neighbourhood of the Knudsen region. Pseudomolecular flow %J Doklady Akademii Nauk %D 1957 %P 267-270 %V 115 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_115_2_a18/ %G ru %F DAN_1957_115_2_a18