Popatanasov, Andrey, and Asen Asenov. “Canopy Effects on the Distribution of Ophrys Insectifera L. (Orchidaceae) – Preliminary Results from Hemispherical Imaging Analysis”. Journal of BioScience and Biotechnology 9, no. 2 (September 17, 2020): 55–59. Accessed July 27, 2024. https://editorial.uni-plovdiv.bg/index.php/JBB/article/view/327.