【序号】:3 【作者】:Thomas J. Crowley and Gerald R. North 【题名】:Abrupt Climate Change and Extinction Events in Earth History 【期刊】:Science 【年、卷、期、起止页码】:1988, 240, 996-1002 【全文链接】:http://www.sciencemag.org/content/240/4855/996.short
【序号】:4 【作者】:David M. Raup 【题名】:Large-body impact and extinction in the Phanerozoic 【期刊】:Paleobiology 【年、卷、期、起止页码】: 1992, 18, 80-88 【全文链接】:http://www.jstor.org/pss/2400981