Widyasari, Ayu, Warkoyo Warkoyo, and Mujianto Mujianto. “Pengaruh Ukuran Biji Kopi Robusta Pada Kualitas Citarasa Kopi”. Jurnal Agro Industri Perkebunan 11, no. 1 (March 8, 2023): 1-14. Accessed May 9, 2024. https://jurnal.polinela.ac.id/AIP/article/view/2602.