%0 Journal Article %A L. D. Knorring %A V. N. Dech %T On the determination of porosity based on practical geophysics data (an experience of statistical analysis of logging diagram structures) %J Doklady Akademii Nauk %D 1972 %P 819-822 %V 202 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1972_202_4_a18/ %G ru %F DAN_1972_202_4_a18