PARRA O., M.; CAREY B., P. Methodological considerations to productivity valuation of harvesters in forest operations. Revista Bosque, [S. l.], v. 21, n. 2, p. 137–146, 2000. Disponível em: https://revistabosque.org/index.php/bosque/article/view/1177. Acesso em: 22 sep. 2024.