NURYARTONO, N.; PASARIBU, S. H.; PANGGABEAN, P. N. K. Total Factor Productivity Analysis of Oil Palm Production in Indonesia. International Journal of Economics and Financial Issues, [S. l.], v. 6, n. 4, p. 1570–1577, 2016. Disponível em: https://www.econjournals.com/index.php/ijefi/article/view/2866. Acesso em: 19 jul. 2024.