Ibrahim, Isyaku, Dzurlkannain Daud, Usman Bello Sa'ad, Abdulahad Adamu, and Buhari Umar Modi. “Facilities Management in Public Private Partnerships (PPP) In Nigeria: Conceptual Framework Review”. International Journal of Built Environment and Sustainability 12, no. 2 (May 2, 2025): 1–8. Accessed December 6, 2025. https://ijbes.utm.my/index.php/ijbes/article/view/1229.