“COSTS OF SEMI-MECHANIZED FOREST HARVEST OF TECTONA GRANDIS L. F. IN THE BRAZILIAN AMAZON”. Colloquium Agrariae. ISSN: 1809-8215, vol. 17, nº 6, fevereiro de 2022, p. 1-13, https://revistas.unoeste.br/index.php/ca/article/view/4244.