Kumbasli, M., E. Makineci, A. Keten, V. Beskardes, and E. Özdemir. “Effects of Parent Material, Stand Type and Oak Species on Defoliation of Coppice-Originated Oak (Quercus spp.) Forests in Northern Turkish Thrace”. Bosque, vol. 38, no. 2, Oct. 2017, pp. 299-06, doi:10.4067/S0717-92002017000200007.