GAO, Ruolan; LIU, Jicai. Value of investors’ escalation of commitment in PPP projects using real option thinking. International Journal of Strategic Property Management, [S. l.], v. 24, n. 5, p. 348–364, 2020. DOI: 10.3846/ijspm.2020.13120. Disponível em: https://mla.vilniustech.lt/index.php/IJSPM/article/view/13120. Acesso em: 28 aug. 2025.