NAHIRNIĆ-BESHKOVA, A.; SHAMSHEV, I.; BARTÁK, M.; DJORDJEVIĆ, V. The First Discovery of the Pollinators and Visitors of Gymnadenia frivaldii (Orchidaceae) on the Balkan Peninsula. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 79, n. 4, p. 445–451, 2026. DOI: 10.7546/CRABS.2026.04.05. Disponível em: https://www.proceedings.bas.bg/index.php/cr/article/view/956. Acesso em: 17 may. 2026.