“Strategi Pengembangan Usaha Produksi Kopi Kemasan Di Kecamatan Kotamobagu Utara”. Jurnal Equilibrium 4, no. 3 (December 31, 2023): 49 59. Accessed December 13, 2025. https://ejurnal.unima.ac.id/index.php/equilibrium/article/view/7841.