Sołtys-Lelek, Anna, Beata Barabasz-Krasny, and Jacek Różkowski. “Participation of Various Habitat Groups in the Flora of Spring Niches in the Ojców National Park (Southern Poland)”. Biodiversity: Research and Conservation 36 (May 9, 2015): 37–51. Accessed October 20, 2024. https://pressto.amu.edu.pl/index.php/biorc/article/view/biorc-2014-0012.