Didi, Ibrahim, et al. “INFLUENCE OF INSTITUTIONAL FACTORS IN ADOPTING MUSLIM-FRIENDLY AIRPORT SERVICES: A CONCEPTUAL FRAMEWORK ”. I-IECONS E-Proceedings, vol. 11, no. 1, Sept. 2025, pp. 33-41, https://epiiecons.usim.edu.my/index.php/eproceeding/article/view/148.