%0 Journal Article %A A. Ya. Fidlin %T Calculation of the fractal crack surface properties in the analysis of the brittle fraction in mining rock %J Doklady Akademii Nauk %D 1992 %P 251-254 %V 326 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1992_326_2_a8/ %G ru %F DAN_1992_326_2_a8