TY - JOUR AU - A. B. Borisov TI - Integration of the two-dimensional Heisenberg model by methods of differential geometry JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2023 SP - 302 EP - 314 VL - 216 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_2023_216_2_a7/ LA - ru ID - TMF_2023_216_2_a7 ER -