Zheng, S.-Y.; Cheng, T. C.; Wang, X. T.; Fu, Z. X. (1978). The Quaternary foraminifera of the Dayuzhang irrigation area, Shandong Province, and a preliminary attempt at an interpretation of its depositioal environment. Studia Marina Sinica. 13: 16-78.
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Zheng, S.-Y.; Cheng, T. C.; Wang, X. T.; Fu, Z. X.
1978
The Quaternary foraminifera of the Dayuzhang irrigation area, Shandong Province, and a preliminary attempt at an interpretation of its depositioal environment