RAMSAY, W. Till frågan om det senglaciala hafvets utbredning i södra Finland. Fennia - International Journal of Geography, [S. l.], v. 12, n. 1, p. 1–44, 1896. Disponível em: https://fennia.journal.fi/article/view/157204. Acesso em: 24 feb. 2025.