1. Geology of Natural Gas;Bao,1988
2. Sedimentology and Petroleum Geology;BjØrlykke,1989
3. Origin and migration of natural gas in Ordovician reservoir in Shan Gan Ning basin Central gas field;Chen;Acta Petrolei Sinica,1994
4. Hydrocarbon-generating mechanism of organic matters via thermal evolution in coal series;Chen,1987
5. Revisit of the source of the Sinian gases in the Weiyuan Field, Sichuan Basin;Chen;Natural Gas Industry,1992