SOBISZ, Zbigniew. The association Geranio phaei-Urticetum dioicae Hadač et al. (1969) in Central Pomerania. Biodiversity: Research and Conservation, [S. l.], v. 35, p. 87–92, 2015. DOI: 10.2478/biorc-2014-0020. Disponível em: https://pressto.amu.edu.pl/index.php/biorc/article/view/biorc-2014-0020. Acesso em: 29 dec. 2024.