TAN, K., H. YILDIRIM, and J. ZIELIŃSKI. “Establishment of <em>Rosa</em> Sect. <em>Caninae</em> Subsect. <em>Orientales</em> (Rosaceae) and the Recognition of an Unusual Variety of <em>Rosa vanheurckiana</em> From Eastern Anatolia, Turkey”. Phytotaxa, vol. 54, no. 1, May 2012, pp. 26–36, doi:10.11646/phytotaxa.54.1.3.