The Effect of Product Innovation and Promotion on  The Purchase Decision of Kopi Kiri in The City of Banda Aceh. Jurnal Bisnis Tani, [S. l.], v. 11, n. 2, p. 129–139, 2025. DOI: 10.35308/jbt.v11i2.105. Disponível em: https://journal.utu.ac.id/index.php/jbtani/article/view/105. Acesso em: 3 apr. 2026.