REFURBISHMENT AND EVALUATION OF A TWO-WHEELED TRACTOR. Nigerian Journal of Technology, [S. l.], v. 37, n. 4, p. 1168–1175, 2018. DOI: 10.4314/njt.374.1885. Disponível em: https://www.nijotech.com/index.php/nijotech/article/view/1885. Acesso em: 16 apr. 2026.