“Uji aktivitas antioksidan ekstrak etanol dan sari kulit nanas (Ananas comosus (L) Merr) menggunakan metode radical scavenger ”. Journal of Pharmaceutical and Sciences 6, no. 5 (Desember 28, 2023): 422–431. Diakses Oktober 22, 2026. https://journal-jps.com/new/index.php/jps/article/view/455.