This study was supported by the National Natural Science Foundation of China (grants No. 41372135 and 41672120), and Shandong University of Science and Technology Research Fund (grant No. 2015TDJH101).
YANG Renchao, FAN Aiping, HAN Zuozhen, A. J. (Tom) VAN LOON.2017. A Marine or Continental Nature of the Deltas in the Early Cretaceous Lingshandao Formation—Evidences from Trace Elements[J]. ACTA GEOLOGICA SINICA(English edition),91(1):367~368
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