Septyati, Widya, Tetty, and Khairul Hafsar. “Analisis Kontribusi Subsektor Perikanan Terhadap Produk Domestik Regional Bruto (PDRB) Provinsi Kepulauan Riau”. MarIslands 3, no. 2 (September 29, 2025): 1–9. Accessed June 4, 2026. https://ojs.umrah.ac.id/index.php/mar/article/view/8221.