TY - JOUR AU - A. A. Grigor'yan TI - The heat equation on noncompact Riemannian manifolds JO - Sbornik. Mathematics PY - 1992 SP - 47 EP - 77 VL - 72 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1992_72_1_a2/ LA - en ID - SM_1992_72_1_a2 ER -