TY - JOUR AU - V. A. Gurvich TI - Kirchhoff's second law for optimal transport flows JO - Doklady Akademii Nauk PY - 1984 SP - 812 EP - 817 VL - 276 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1984_276_4_a8/ LA - ru ID - DAN_1984_276_4_a8 ER -