1. Benton M J. 1995. Diversification and extinction in the history of life. Science, 268: 52–58
2. Chen J F, Sun S L. 2004. Preliminary study of geochemical characteristics and formation of organic matter rich stratigraphy of Xiamaling Formation of later proterozoic in North China (in Chinese with English abstract). Nat Gas Geosci, 15: 110–114
3. Chen L, Cheng C, Wei Z G. 2010. Contrasting structural features at different boundary areas of the North China Craton and its tectonic implications (in Chinese with English abstract). Adv Earth Sci, 25: 571–581
4. Chen L, Tao W, Zhao L, Zheng T. 2008. Distinct lateral variation of lithospheric thickness in the Northeastern North China Craton. Earth Planet Sci Lett, 267: 56–68
5. Croker P F, Shannon P M. 1987. The Evolution and Hydrocarbon Prospectivity of the Porcupine Basin, Offshore Ireland. In: Brooks J, Glennie K W, eds. Petroleum Geology of North West Europe. London: Graham and Trotman. 633–642