The method adopted at the Institute is that laid down by the S.A. standards specification c.f. “The determination of the comparative calorific values of coals in South Africa.”
Reference:
Coetzee, S.D. 1950. Routine methods of coal analysis the determination of the calorific value of a coal. http://hdl.handle.net/10204/12808 .
Coetzee, S. D. (1950). Routine methods of coal analysis the determination of the calorific value of a coal Retrieved from http://hdl.handle.net/10204/12808
Coetzee, S.D Routine methods of coal analysis the determination of the calorific value of a coal. 1950. http://hdl.handle.net/10204/12808
Coetzee SD. Routine methods of coal analysis the determination of the calorific value of a coal. 1950 [cited yyyy month dd]. Available from: http://hdl.handle.net/10204/12808