Academic Research Information (學術研究資訊)
Newspaper: 鳳凰網
Section:
Title: 最新研究表明:恐龍滅絕並非僅由小行星撞擊地球造成
Date: 2011/08/22
URL: http://news.ifeng.com/society/news/detail_2011_08/22/8585652_0.shtml
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