1. Stratigraphic and paleoenvironmental significance of Eocene palynomorphs of the Çorum-Amasya area in the Central Anatolia, Turkey;Akgün;Acta Palaeontol. Sin.,2002
2. Palynostratigraphy of the coal-bearing Neogene deposits Graben in Büyük Menderes Western Anatolia;Akgün;Geobios,1999
3. A palynostratigraphic approach to the SW Anatolian molasse basin: Kale-Tavas molasse and Denizli molasse;Akgün;Geodin. Acta,2001
4. Biostratigraphic data (Mammalia and Palynology) from the Upper Miocene İncesu Formation at Düzyayla (Hafik Sivas, Central Anataloia);Akgün;Turk. J. Earth Sci.,2000
5. Terrestrial to shallow marine deposition in Central Anatolia: a palynological approach;Akgün;Turk. J. Earth Sci.,2002