ALVI, N. V.; TERUNA, H. Y.; HENDRA, R. Antimalarial Activity of Ugonin J and Ugonin K Isolated from Tunjuk Langit (Helminthostachys zeylanica). Photon: Jurnal Sain dan Kesehatan, [S. l.], v. 16, n. 1, 2025. DOI: 10.37859/jp.v16i1.9137. Disponível em: https://ejurnal.umri.ac.id/index.php/photon/article/view/9137. Acesso em: 17 apr. 2026.