Igo, H.; Rajah, S. S.; Kobayashi, F. (1979). Permian Fusulinaceans from the Sungei Sedili Area, Johore, Malaysia. Contributions to the Geology and Palaeontology of Southeast Asia. CCIV (204):95–99.
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Igo, H.; Rajah, S. S.; Kobayashi, F.
1979
Permian Fusulinaceans from the Sungei Sedili Area, Johore, Malaysia.
Contributions to the Geology and Palaeontology of Southeast Asia