%0 Journal Article %A A. M. Abakarov %A Yu. G. Pronina %T On the effective elastic properties of a material with mutually perpendicular systems of parallel cracks %J Vestnik Sankt-Peterburgskogo universiteta. Prikladnaâ matematika, informatika, processy upravleniâ %D 2022 %P 111-119 %V 18 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSPUI_2022_18_1_a8/ %G ru %F VSPUI_2022_18_1_a8