SYED ABD. AZIZ, Saripah Salbiah; MUKHTAR, Mat Ropi; A. HADI, A. Hamid; ABDULLAH, Noor Rain; AWANG, Khalijah. 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: 13 may. 2025.