Örçen, S. 1985. Biostratigraphy and paleontology of the Medik-Ebreme (NW Malatya) area ( Turkey).. Bulletin - Mineral Research & Exploration Institute of Turkey , no.105 , 15-45.

Örçen, S., (1985). Biostratigraphy and paleontology of the Medik-Ebreme (NW Malatya) area ( Turkey).. Bulletin - Mineral Research & Exploration Institute of Turkey , no.105, 15-45.

Örçen, Sefer. "Biostratigraphy and paleontology of the Medik-Ebreme (NW Malatya) area ( Turkey).," Bulletin - Mineral Research & Exploration Institute of Turkey , no.105, 15-45, 1985

Örçen, Sefer. "Biostratigraphy and paleontology of the Medik-Ebreme (NW Malatya) area ( Turkey).." Bulletin - Mineral Research & Exploration Institute of Turkey , no.105, pp.15-45, 1985

Örçen, S. (1985) . "Biostratigraphy and paleontology of the Medik-Ebreme (NW Malatya) area ( Turkey).." Bulletin - Mineral Research & Exploration Institute of Turkey , no.105, pp.15-45.

@article{article, author={Sefer Örçen}, title={Biostratigraphy and paleontology of the Medik-Ebreme (NW Malatya) area ( Turkey).}, journal={Bulletin - Mineral Research & Exploration Institute of Turkey}, year=1985, pages={15-45} }