Wang, K. L. (1974). Permian Foraminifera. In: Nanjing Institute of Geology and Paleontology Ed., Stratigraphical and paleontological atlas of West South China. Science Publishing House, Beijing. 285-288.
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Wang, K. L. (1974). Permian Foraminifera. In: Nanjing Institute of Geology and Paleontology Ed., Stratigraphical and paleontological atlas of West South China. Science Publishing House, Beijing. 285-288