北祁连东段景泰地区下古生界两套砂岩微量元素和稀土元素特征及其构造意义
杨江海杜远生徐亚军
Two suits of sandstones in the Lower Paleozoicat Jingtai，eastern North Qilian: Trace and rareearth elements characteristics and tectonic setting
Yang Jianghai Du YuanshengXu Yajun
古地理学报
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2008, (4): 395
-408
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DOI: 10.7605/gdlxb.2008.04.008
