Kerjasama Bilateral Indonesia-Jerman Melalui Ekspor-Impor Kopi dan Coffee Machine. Econetica: Jurnal Sosial, Ekonomi, dan Bisnis, [S. l.], v. 4, n. 2, p. 1–11, 2022. DOI: 10.69503/econetica.v4i2.296. Disponível em: https://ejournal.ununtb.ac.id/index.php/econetica/article/view/296.. Acesso em: 18 mar. 2026.