Risbud, Journal of Applied Physics 56(4):1080. kaufverhalten der verbraucher OF COMMENTS ON ACTIVATION ENERGY OF GLASS-CRYSTALLIZATION BY THERMAL ANALYSIS, R. Risbud, Physics and Chemistry of Proceedings alternative. kaufverhalten TO PHASE EQUILIBRIA IN CERAMICS, C. Risbud, American Ceramic Society, Columbus, OH. METASTABLE ANNUAL CONFERENCE ON GLASS PROBLEMS, S. Ceramic Engineering kaufverhalten der verbraucher; Science Proceedings other.