Ergun, Mustafa, Hakan Uyguçgil, and Özlem Atalik. “Creating a Geodemographic Classification Model Within Geo-Marketing: The Case of Eskişehir Province”. Bulletin of Geography. Socio-economic Series 47, no. 47 (March 16, 2020): 45–61. Accessed March 2, 2026. https://apcz.umk.pl/BGSS/article/view/20856.