Dong, Y.; Ji, Q.; Wang, S. (1984). The discovery of microscopic trace fossils in the Sinian Doushantuo Formation in southwestern China [in Chinese]. Scientia Geologica Sinica. 1984: 346-347.
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Dong, Y.; Ji, Q.; Wang, S.
1984
The discovery of microscopic trace fossils in the Sinian Doushantuo Formation in southwestern China [in Chinese]