PREMASTHIRA, C.- um. Influence of Allelopathic Substances from Sphenoclea zeylanica Gaertn, on growth of Weeds . Thai Agricultural Research Journal, [S. l.], v. 8, n. 1, p. 29–34, 1990. Disponível em: https://li01.tci-thaijo.org/index.php/thaiagriculturalresearch/article/view/242404. Acesso em: 1 oct. 2026.