Nasution LUH, Khairunnisa K, Tetty T. Margin Pemasaran Ikan Pari Mondol (Himantura gerrardi) di Kelurahan Kawal Kabupaten Bintan: Marketing Margin of Stingray Mondol (Himantura gerrardi) in Kawal Village, Bintan Regency. MarIslands [Internet]. 2025 Mar. 17 [cited 2026 Feb. 6];2(2):50-5. Available from: https://ojs.umrah.ac.id/index.php/mar/article/view/4057