Hafif, Bariot, Yulius Ferry, Budi Martono, Rita Harni, Kurnia Dewi Sasmita, Busyra B. Saidi, Maswar Maswar, et al. “Liberica Coffee As an Alternative Cropping System for Sustainable Farming on Indonesian Peatlands”. International Journal of Agricultural and Biological Engineering 17, no. 1 (March 31, 2024): 180–188. Accessed December 26, 2025. https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/7896.