TY - JOUR AU - Scherrer, Susanne AU - Kelly, J AU - Quinn, George AU - Xu, K C2 - Dental Materials Congress DA - 1999-09-01 00:09:00 LA - en M1 - 15 PB - Dental Materials Congress PY - 1999 TI - Fracture Toughness (KIC) of a Dental Porcelain Determined by Fractographic Analysis ER -