TY - JOUR AU - M. K. Barinova AU - V. Z. Grines AU - O. V. Pochinka TI - Criterion for the Existence of an Energy Function for a Regular Homeomorphism of the 3-Sphere JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2023 SP - 45 EP - 61 VL - 321 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2023_321_a2/ LA - ru ID - TM_2023_321_a2 ER -