Harahap, Amir Mahmud, Elda Sari Siregar, Rafiqa Amanda Lubis, and Indah Srikumala. 2022. “THE QUALITY OF COFFEE (Coffeasp) IN SOME DIFFERENT GEOGRAPHIC INDICATIONS : THE QUALITY OF COFFEE (Coffeasp) IN SOME DIFFERENT GEOGRAPHIC INDICATIONS”. Jurnal Online Pertanian Tropik 9 (1):091-097. https://doi.org/10.32734/jopt.v9i1.9009.