Investigation of Possible Causes for the Presence of High Iridium Concentrations in Sedimentary Rock Samples from the Mississippian-Pennsylvanian Boundary J E Coffield, M Urdiales,Marilyn M Lindstrom, Glen K Merrill,David W Mittlefehldt, Michael Lee, Jeremy Robertson,Barry J Higgins, J R Kygermag（2002）引用 23|浏览3暂无评分AI 理解论文溯源树样例生成溯源树，研究论文发展脉络Chat Paper正在生成论文摘要
