Nasution A, Wahyuni I. Antioxidant Activity of Edible Film Made From Catfish (Pangasius hypophthalmus) Gelatin Supplemented With Astaxanthin Using DPPH Method. JPK [Internet]. 30Dec.2023 [cited 14May2024];12(2):208-13. Available from: https://jurnal.pkr.ac.id/index.php/JPK/article/view/714