HARAHAP, A. M.; SIREGAR, E. S.; LUBIS, R. A.; SRIKUMALA, I. THE QUALITY OF COFFEE (Coffeasp) IN SOME DIFFERENT GEOGRAPHIC INDICATIONS : THE QUALITY OF COFFEE (Coffeasp) IN SOME DIFFERENT GEOGRAPHIC INDICATIONS . Jurnal Online PERTANIAN TROPIK, v. 9, n. 1, p. 091-097, 6 Aug. 2022.