AKOUMIANAKI-IOANNIDOU, A., E. GERASIMIDOU, A. SALTA, I. ROUSSIS, and D. BILALIS. “Sexual and Vegetative Propagation of Hypericum Empetrifolium Willd. Subsp. Empetrifolium”. Notulae Botanicae Horti Agrobotanici Cluj-Napoca, Vol. 47, no. 2, Dec. 2018, pp. 282-7, doi:10.15835/nbha47111267.