WARCHOLIŃSKA, Aurelia U. Threatened segetal flora species of the Łódź Heights. Biodiversity: Research and Conservation, [S. l.], n. 3-4, p. 391–394, 2006. DOI: 10.14746/biorc.2006.3-4.43. Disponível em: https://pressto.amu.edu.pl/index.php/biorc/article/view/42649. Acesso em: 19 jan. 2026.