SYED ABD. AZIZ, S. S.; MUKHTAR, M. R.; A. HADI, A. H.; ABDULLAH, N. R.; AWANG, K. Isoquinoline Alkaloids and Antimalarial Properties of Popowia Perakensis Extract. Journal of Science and Mathematics Letters, [S. l.], v. 1, n. 2, p. 80–86, 2009. Disponível em: https://ejournal.upsi.edu.my/index.php/JSML/article/view/382. Acesso em: 23 apr. 2024.