Sokoastri, V., Setiadi, D., Hakim, A. R., Mawardhi, A. D., & Fadli, M. L. (2019). Smallholders Oil Palm: Problems and Solutions. Sodality: Jurnal Sosiologi Pedesaan, 7(3), 182-194. https://doi.org/10.22500/sodality.v7i3.27221