SAYADI, Ahmad Reza; LASHGARI, Ali; FOULADGAR, Mohammad Majid; SKIBNIEWSKI, Miroslaw J. Estimating capital and operational costs of backhoe shovels. Journal of Civil Engineering and Management, [S. l.], v. 18, n. 3, p. 378–385, 2012. DOI: 10.3846/13923730.2012.692705. Disponível em: https://journals.vilniustech.lt/index.php/JCEM/article/view/4461. Acesso em: 4 jun. 2025.