A new approach for subcontractor selection in the construction industry based on portfolio theory. Journal of Civil Engineering and Management, [S. l.], v. 22, n. 3, p. 346–356, 2016. DOI: 10.3846/13923730.2014.897983. Disponível em: https://journals.vilniustech.lt/index.php/JCEM/article/view/1307. Acesso em: 10 may. 2025.