Najmah N, Ramadhani AIWS, Pagalla DB, Arviani A, Sangkota VDA. Calcium Assay of Tuna Bone Waste with Atomic Absorption Spectrophotometer (AAS). HJKK [Internet]. 2025 Feb. 28 [cited 2025 Aug. 16];13(1):49-57. Available from: https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/14705