PANJAITAN, Deby Masri Camelia; EKOWATI, Titik; HANDAYANI, Migie. Economic Analysis of Income of Smallholder Oil Palm Farming In Asahan Regency of North Sumatra. Greenation International Journal of Economics and Accounting, [S. l.], v. 4, n. 4, p. 1275–1282, 2026. DOI: 10.38035/gijea.v4i4.1157. Disponível em: https://research.e-greenation.org/GIJEA/article/view/1157. Acesso em: 23 oct. 2026.