Aktivitas Antioksidan Produk Kopi dan Teh di Kota Samarinda: Antioxidant Activity of Coffee and Tea Products in Samarinda City. J. Sains. Kes [Internet]. 2021 Jun. 30 [cited 2025 Mar. 15];3(3):488-91. Available from: https://jsk.ff.unmul.ac.id/index.php/JSK/article/view/264