CAICONG, Wu; YAPING, Cai; BINGBING, Hu; JIE, Wang. Classification and evaluation of uncertain influence factors for farm machinery service. International Journal of Agricultural and Biological Engineering, Beijing, China, v. 10, n. 6, p. 164–174, 2017. Disponível em: https://ijabe.org/index.php/ijabe/article/view/3045. Acesso em: 31 mar. 2026.