Huaying, H. (1989). Chemistry, geochemistry and surface chemistry of coals from Shanxi Province, People's Republic of China. University of London.
Chicago-viite (17. p.)Huaying, Huai. Chemistry, Geochemistry and Surface Chemistry of Coals from Shanxi Province, People's Republic of China. University of London, 1989.
MLA-viite (8. p.)Huaying, Huai. Chemistry, Geochemistry and Surface Chemistry of Coals from Shanxi Province, People's Republic of China. University of London, 1989.
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