1. Maceral and rank influences on the morphology of coal char;Jones;Fuel,1985
2. Reactivity of chars from New Zealand coals;Daly;Fuel,1974
3. The reactivity of chars of Waikato coals;Watson;New Zealand J. Sci.,1980
4. R.B. Fieldes, C.J. Hansen, Char Reactivity, Department of Scientific Research, New Zealand, Industrial processing division report no. IPD/TSO/2002, 1982, 17 pp.
5. Reactivity of heat-treated coals in carbon dioxide at 500°C;Jenkins;Fuel,1973