Abrahamyan, Armine. “Estimations In Distribution And Growing Characteristics Of Wild Hypericum Perforatum L. (Hypericaceae) Populations During The Last Decade In Armenia”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 2 (August 5, 2015): 317–320. Accessed November 27, 2024. https://journals.ru.lv/index.php/ETR/article/view/958.