Balpinar, N., A. Kavgaci, M. U. Bingol, and O. Ketenoglu. “Diversity and Gradients of Vegetation of Sivrihisar Mountains (Eskisehir-Turkey)”. Acta Botanica Croatica, vol. 77, no. 1, Apr. 2018, https://www.abc.botanic.hr/index.php/abc/article/view/1754.