RAHMANTA; SUPRIANA, Tavi; LINDAWATI; KHADIJAH HIDAYATI NASUTION, Siti. The Impact of Outside Factors on North Sumatra Arabica Coffee Exports to International Markets. Coffee Science - ISSN 1984-3909, [S. l.], v. 21, p. e212460, 2026. DOI: 10.25186/.v21i.2460. Disponível em: https://coffeescience2.ufla.br/index.php/Coffeescience/article/view/2460. Acesso em: 21 oct. 2026.