TY - JOUR AU - A. B. Kurzhanski AU - A. A. Usova TI - On the Duality of Mathematical Models for Problems in Mechanics and in the Theory of Electrical Circuits JO - Trudy Instituta matematiki i mehaniki PY - 2021 SP - 115 EP - 127 VL - 27 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2021_27_3_a8/ LA - ru ID - TIMM_2021_27_3_a8 ER -