HOKKANEN, H.; RAATIKAINEN, M. Yield, vegetation and succession in reserved fields in Central Finland . Agricultural and Food Science, [S. l.], v. 49, n. 3, p. 221–238, 1977. DOI: 10.23986/afsci.71939. Disponível em: https://journal.fi/afs/article/view/71939. Acesso em: 23 nov. 2024.