Le Hung; Nguyen Thi Thanh. (1982). On the discovery of Tournaisian Foraminifera complex of the Lakhe Suite from Truong Son Region. Collection of paleontological works, Hanoi. 1: 25-34 (in Vietnamese with English summary).
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Le Hung; Nguyen Thi Thanh
1982
On the discovery of Tournaisian Foraminifera complex of the Lakhe Suite from Truong Son Region