K. N. Mardhotilla, “Analisis Daya Saing Ekspor Lada dan Vanili Indonesia di Pasar Jerman Melalui Analisis Benchmarking”, Andalan Economics, vol. 1, no. 01, hlm. 84–93, Jun 2026, Diakses: Agu 09, 2026. Tersedia pada: https://journal.andalanpublisher.id/index.php/AJEB/article/view/38