Eka Dewi Dama Yanti, E.D.D.Y. et al. 2022. Pengaruh Kelompok Umur dan Masa Kerja terhadap Produktivitas Tenaga Kerja Panen Sawit: Effect of Age Group and Working Period on The Productivity of Oil Palm Harvesting. Buletin Loupe. 18, 02 (Dec. 2022), 193–198. DOI:https://doi.org/10.51967/buletinloupe.v18i02.1677.