Preliminary research on morphology parameters of common minerals in coalDING Hua, ZHANG Yu-hong, BAI Xiang-fei12-14
Application of regression equation in mathematic statistics of coal ash composition analysisYANG Xian-xian, ZHAO Lin, DAI Zhao-bin23-25
Discussion on simplifying operation of packeting-paper method in determinating calorific value of coalJING Jian-zhong, SUN Jin-hong30-31