TY - JOUR AU - Albeverio, Sergio AU - Ma, Zhi-Ming TI - Necessary and sufficient conditions for the existence of $m$-perfect processes associated with Dirichlet forms JO - Séminaire de probabilités de Strasbourg PY - 1991 SP - 374 EP - 406 VL - 25 PB - Springer - Lecture Notes in Mathematics UR - http://www.numdam.org/item/SPS_1991__25__374_0/ LA - en ID - SPS_1991__25__374_0 ER -