1.
Bernacki L. Conceptual draft of a three-stage system for protection of localities of rare and threatened plants on the example of the orchid family (Orchidaceae) in Poland. biorc [Internet]. 2006 Jun. 30 [cited 2026 Feb. 28];(1-2):181-6. Available from: https://pressto.amu.edu.pl/index.php/biorc/article/view/42219