Anis Zahro Dwi Lutfiana, Aris Budianto, and Dwi Maryono. 2026. “SQL Island for SQL Learning in Indonesian Vocational Education: A Quasi-Experimental Study of Learning Outcomes and Motivation”. Journal of Informatics and Vocational Education 9 (3): 58-66. https://doi.org/10.20961/joive.v9i3.3645.