The competitive advantages of the Spanish companies in the international toll road industry. Journal of Civil Engineering and Management, [S. l.], v. 17, n. 4, p. 483–493, 2011. DOI: 10.3846/13923730.2011.625632. Disponível em: https://journals.vilniustech.lt/index.php/JCEM/article/view/5248. Acesso em: 9 may. 2025.