1. Study on distribution, occurrence and transport characteristics of trace elements in Chinese coals;Bai,2003
2. Preliminary results on the geochemistry and mineralogy of arsenic mineralized coals from endemic arseniasis areas in Guizhou province, P.R. China;Belkin,1997
3. Distribution of elements in the world lignite average and its comparison with lignite seams of the North Bohemian and Sokolov Basins;Bouška;Fol Mus Rer Nat Bohem Occident Geol,1999
4. Probable modes of occurrence of chemical elements in coal;Bouška;Acta Montana. Ser B Fuel Carbon Miner Process (Praha),2000
5. Study of lithofacies paleogeography during the Permian Emeishan basalt explosion in Guizhou Province;Chen;J Paleogeography,2003