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2. Additional records of Permian brachiopods from near Rat Buri, Thailand;Archbold;Proceedings of the Royal Society of Victoria,1999
3. Die Trias von Albanian;Arthaber;Beitrage zur Paläontologie und Geologie Öesterreich-Ungarns und des Orients,1911
4. Note on the Permian Chinati series of west Texas;Baker;University of Texas Bulletin,1929
5. Permian fusulinids from Bukit Wang Pisang, Perlis;Basir;Sains Malaysiana,1990