HÄNNINEN, P.; KAILA, A. Calcium nitrate and ammonium nitrate limestone as sources of nitrogen for oats and barley. Agricultural and Food Science, [S. l.], v. 33, n. 1, p. 159–168, 1961. DOI: 10.23986/afsci.71547. Disponível em: https://journal.fi/afs/article/view/71547. Acesso em: 1 may. 2024.