Mohd Rashid, Rasidah and Ooi, Chai Aun and Tajuddin, Ahmad Hakimi Constructing A Framework on Corruption Using a Matrix of Economic Freedom and Institutional Governance: Evidence from Asia Pacific (S/O 21124). Technical Report. UUM. (Unpublished)

Ooi, Chai Aun (2026) Sharing Responsibility For Protecting Natural Heritage. (17 October 2026). in The Star, Petaling Jaya, Selangor, p. p. 14. (In Press)