STACH, Alicja. Is pollen of ragweed (Ambrosia L.) a threat to people with allergies in the Wielkopolska region?. Biodiversity: Research and Conservation, [S. l.], n. 3-4, p. 320–323, 2006. DOI: 10.14746/biorc.2006.3-4.27. Disponível em: https://pressto.amu.edu.pl/index.php/biorc/article/view/42628. Acesso em: 14 apr. 2026.