Strategi Bersaing UMKM Kuliner Sempol Ikan di Tanjungpinang Melalui Analisis PESTEL, Porter’s Five Forces, dan Key Sucess Factors. dignityfebm. 2026;1(001). Accessed May 3, 2026. https://jurnal-dignity.febm-umrah.id/index.php/dignity/article/view/6