3Chakrabartty S K, Kretschmer H O. Studies on the structure of coals : Patti. The nature of aliphatic groups [ J ]. Fuel, 1972, (51): 160-163.
4Chakrabartty S K, Kretsehmer H O. Studies on the structure of coals. 2. The valence state of carbon in coal [ J ]. Fuel, 1974, (53): 132-135.
5Chakrabartty S K, Kretschmer H O. Sodium hypochlorite as a selective oxidant for organic compounds [ J ]. J. Chem. Soc., Perkin Trans. 1, 1974:222-228.
6Mayo F R. Application of sodium hypochlotite oxidations to the structure of coal[J]. Furl, 1975, 54 (4) : 273 -275.
7Mayo F R, Kirshen N A. Oxidations of coal by aqueous sodium hypochlorite[J]. Fuel, 1979, 58:689-704.
8Mayo F B, Pavelka L A, Hirschon A S, Zevely J S. Extracti0ns and reactions of coals below 100℃ 4. Oxidation of IIIinois NO. 6 coal[J]. Fuel, 1988, 67:612-618.
9Yao Z S, Wei X Y, Lv J, Liu F J, Huang Y G, Xu J J, Chen F J, Huang Y, Li Y, Lu Y and Zong Z. Oxidation of Shenfu coal with RuOd and NaOCI[ J]. Energy and Fuels, 2010, 24 (3) : 1801 - 1808.
10LIU Z-X,LIU Z-C,ZONG Z-M,WEI,X-Y,WANG J,LEE C W.GC/MS analysis of water-soluble products from the mild oxidation of Longkou brown coal with H2O2[J].Energy Fuels,2003,17(2):424-426.