%0 Journal Article %A A. B. Kurzhanski %A A. A. Usova %T On the Duality of Mathematical Models for Problems in Mechanics and in the Theory of Electrical Circuits %J Trudy Instituta matematiki i mehaniki %D 2021 %P 115-127 %V 27 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2021_27_3_a8/ %G ru %F TIMM_2021_27_3_a8