TY - BOOK AU - Tibbetts, T E TI - Evaluation of Canadian commercial coals: : Saskatchewan, Alberta and British Columbia-1975 T2 - CANMET Report 76-41 SN - 0-660-00770-3 PY - 1976/// CY - Canada: PB - Canada Centre for Mineral and Energy Technology, KW - Coke KW - Canmet ER -