Sirel, E. (1972). Systematic study of new species of the genera Fabularia and Kathina from the Paleocene. Türkiye Jeoloji Kurumu Bülteni - Bulletin of the Geological Society of Turkey. 16: 69-76.
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Sirel, E.
1972
Systematic study of new species of the genera Fabularia and Kathina from the Paleocene
Türkiye Jeoloji Kurumu Bülteni - Bulletin of the Geological Society of Turkey