云贵交界地区中上三叠统之交地球化学特征及其环境意义
曾雄伟, 程龙, 王建坡, 危凯, 杨梅

Geochemical characteristics and environmental significance of the Middle-Upper Triassic transition in the boundary area of Guizhou and Yunnan
Zeng Xiongwei, Cheng Long, Wang Jianpo, Wei Kai, Yang Mei
云南罗平江底剖面稀土元素页岩标准化分布型式