Energy flow in castor bean (Ricinus communis L.) production systems . Scientia Agricola, [S. l.], v. 67, n. 6, p. 737–742, 2010. DOI: 10.1590/S0103-90162010000600018. Disponível em: https://journals.usp.br/sa/article/view/22626.. Acesso em: 16 apr. 2025.