TY - JOUR AU - A. Ya. Maltsev AU - S. P. Novikov TI - The theory of closed 1-forms, levels of quasiperiodic functions and transport phenomena in electron systems JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2018 SP - 296 EP - 315 VL - 302 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2018_302_a13/ LA - ru ID - TM_2018_302_a13 ER -