TY - JOUR AU - A. Ya. Fidlin TI - Calculation of the fractal crack surface properties in the analysis of the brittle fraction in mining rock JO - Doklady Akademii Nauk PY - 1992 SP - 251 EP - 254 VL - 326 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1992_326_2_a8/ LA - ru ID - DAN_1992_326_2_a8 ER -