UOTILA, P.; AHTI, T. Additions to the vascular flora of the Berezovye Islands (Koiviston saaret), Karelian Isthmus, Russia. Memoranda Societatis pro Fauna et Flora Fennica, [S. l.], 2009. Disponível em: https://journal.fi/msff/article/view/2584. Acesso em: 4 touko. 2024.