ECHAVEGUREN, T.; CARRASCO, D. Estimation of critical length in ascending grades of two-lane rural roads. Revista Ingeniería de Construcción, [S. l.], v. 30, n. 1, p. 5–16, 2020. DOI: 10.4067/S0718-50732015000100001. Disponível em: https://ojs.uc.cl/index.php/ric/article/view/16935. Acesso em: 19 jul. 2024.