Vural, Alaaddin, and Taner Unlu. “The Geology and Mineralogical / Petrographic Features of Umurbabadag and Its Surroundings (Esme, Usak-Turkey)”. Journal of Engineering Research and Applied Science 9, no. 2 (December 31, 2020): 1561-1587. Accessed August 17, 2026. https://journaleras.com/index.php/jeras/article/view/219.