1. The National Building Code of Canada 1990. Issued by the Associated Committee on the National Building Code, National Research Council of Canada, Ottawa (1990).
2. Standard Method of Test for Surface Burning Characteristics of Building Materials and Assemblies. National Standard of Canada CAN/ULC-S102-M88, Underwriters' Laboratories of Canada, Scarborough (1988).
3. Standard Test Method for Surface Burning Characteristics of Building Materials. ASTM E 84-89a, ASTM, Philadelphia (1989).
4. Flame spread properties of forest products. Comparison and validation of prescribed Australian and North American flame spread test methods
5. NBSIR 75-710;Parker,1975