Casier, J.-G.; Olempska, E. (2008). Middle Frasnian (Devonian) ostracods from the Frasnes railway section (Dinant Synclinorium, Belgium); taxonomy, biostratigraphy, paleoeeology. Bulletin de l'Institut royal des sciences naturelles de Belgique - sciences de la terre. 78: 51-66.
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Casier, J.-G.; Olempska, E.
2008
Middle Frasnian (Devonian) ostracods from the Frasnes railway section (Dinant Synclinorium, Belgium); taxonomy, biostratigraphy, paleoeeology
Bulletin de l'Institut royal des sciences naturelles de Belgique - sciences de la terre