Edi Rukyanto, Rr. Juni Triastuti, Akhmad Taufiq Mukti. Study on the Implementation of Good Manufacturing Practices and Sanitation Standard Operating Procedures in Frozen Tuna Products at a Fish Processing Unit. Grouper [Internet]. 2024 Sep. 5 [cited 2025 Jul. 1];15(2):117-23. Available from: http://grouper.unisla.ac.id/index.php/grouper/article/view/285