Santi, R., Khodijah, N. S. ., & Cahyani, S. (2024). Physical and chemical of soil properties area coffee in Several Banjar Villages, Bangka Regency. Jurnal Lahan Suboptimal : Journal of Suboptimal Lands, 13(1), 1–8. https://doi.org/10.36706/jlso.13.1.1024.674