Kurtuluş, Cengiz; Irmak, T. Serkan; Sertçelik, Ibrahim (2010). «Physical and mechanical properties of Gokceada: Imbros (NE Aegean Sea) Island andesites» (στα αγγλικά). Bulletin of Engineering Geology and the Environment69 (2): 321–324. doi:10.1007/s10064-010-0270-6. ISSN1435-9529.
Kurtuluş, Cengiz; Irmak, T. Serkan; Sertçelik, Ibrahim (2010). «Physical and mechanical properties of Gokceada: Imbros (NE Aegean Sea) Island andesites» (στα αγγλικά). Bulletin of Engineering Geology and the Environment69 (2): 321–324. doi:10.1007/s10064-010-0270-6. ISSN1435-9529.