Yu W，Tian JC, Wang F, Liang QS, Yang T, Kneller, B, Liang XW. Sedimentary environment and organic matter enrichment of black mudstones from the upper Triassic Chang-7 member in the Ordos Basin, Northern China. 2021. Jorunal of Asian Earth Sciences.doi.org/10.1016/j.jseaes.2021.105009

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