TY - JOUR AU - V. V. Vedenyapin TI - Differential forms in spaces without a norm. A theorem on the uniqueness of Boltzmann's $H$-function JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1988 SP - 193 EP - 219 VL - 43 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1988_43_1_a6/ LA - en ID - RM_1988_43_1_a6 ER -