Yenny March Fransisca Harefa, Ronny Irawan Wahju, Domu Simbolon, & Muhammad Fedi Alfiadi Sondita. (2024). Grouper Fishery Management Options in the Waters of Mursala Island, Central Tapanuli District, Indonesia. Engineering And Technology Journal, 9(12), 5748–5759. https://doi.org/10.47191/etj/v9i12.25