HÆGGSTRÖM, C.-A.; HÆGGSTRÖM, E. Ruderals and weeds in Godby, Åland Islands, SW Finland. Memoranda Societatis pro Fauna et Flora Fennica, [S. l.], v. 91, 2015. Disponível em: https://journal.fi/msff/article/view/53550. Acesso em: 3 touko. 2024.