Huang, L.-S. [Lüsheng]. (1987). New materials of Paleogene gastropod fauna from lower Liaohe river valley with their stratigraphical significance. In: The symposium on stratigraphy and palaeontology of oil and gas bearing areas in China, 1: 165-203, 305-308. [in Chinese; extended English abstract, 198-202]. The Petroleum Industry Press.
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Huang, L.-S. [Lüsheng]
1987
New materials of Paleogene gastropod fauna from lower Liaohe river valley with their stratigraphical significance. In: <i>The symposium on stratigraphy and palaeontology of oil and gas bearing areas in China</i>, 1: 165-203, 305-308. [in Chinese; extended English abstract, 198-202]. The Petroleum Industry Press.