Rahim, Abdul Rahman, et al. “The Role of Universitas Terbuka in Increasing the Gross Enrolment Ratio (GER) of Higher Education in Indonesia: A Comparative Study of Open Universities in Malaysia, Singapore, and Thailand”. Danadyaksa: Post Modern Economy Journal, vol. 4, no. 1, Apr. 2026, pp. 1 –18, doi:10.69965/danadyaksa.v4i1.256.