TY - JOUR AU - D. V. Osipov TI - Formal Bott--Thurston Cocycle and Part of a Formal Riemann--Roch Theorem JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2023 SP - 243 EP - 277 VL - 320 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2023_320_a9/ LA - ru ID - TM_2023_320_a9 ER -