RYYNÄNEN, V. Pellon arvosta Liperin kunnassa vuosina 1956-1960. Agricultural and Food Science, [S. l.], v. 34, n. 1, p. 1–11, 1962. DOI: 10.23986/afsci.71568. Disponível em: https://journal.fi/afs/article/view/71568. Acesso em: 22 nov. 2024.