1. Regional stratigraphic correlation in Thailand;Bunopas,1992
2. Regional stratigraphy, paleogeographic and tectonic events of Thailand and continental Southeast Asia;Bunopas,1994
3. Geological map of Thailand 1:50,000. Explanation for the sheets Amphoe Pak Chom, Ban Huai Khop, Ban Na Kho and King Amphoe Nam Som;Chairangsee;Geol. Jb.,1990
4. Weiningian (Middle Carboniferous) corals of China;Chi;Palaeont Sinica,1931
5. A Carboniferous—Lower Permian(?) section in Chon Daen area, central Thailand;Chonglakmani;CCOP Techn. Publ.,1990