摘要
Geologicmarksrelatedtoextraterrestrialimpactevents,suchasimpactsplitgravels,impactbrecciatelayers,impactdikes,microirghizites,microtektites,especiallymeteoriticresidues,werediscoveredontheboundarybetweenSinian/CambrianatTianmenshanofWesternHunan,whichmaypossiblydemonstratethatanextraterrestrialimpacteventhaseveroccurredthereontheS/Cboundary.
出版日期
2004年01月11日（中国期刊网平台首次上网日期，不代表论文的发表时间）
