A Theoretical Method for Calculating the Required Force in Front of a Bulldozer- Blade. Journal of Engineering and Sustainable Development, [S. l.], v. 13, n. 3, p. 128–138, 2009. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1537.. Acesso em: 22 jul. 2024.