TONGUC YAYINTAS, O., L. C. IRKIN, and S. YILMAZ. “DECREASE OF THE CHLOROPHYLL CONTENT ASSOCIATED WITH HEAVY METAL ACCUMULATION IN FONTINALIS ANTIPYRETICA HEDW”. JOURNAL OF AWARENESS, vol. 2, no. Special 3, Feb. 2018, pp. 342-50, https://journals.gen.tr/index.php/joa/article/view/329.