“The Authority of the Mayor of Batam Ex Officio of the Batam Business Agency Over the Management of the Special Economic Zone”. Jurnal Hukum Khaira Ummah 20, no. 3 (September 10, 2025): 2765–2772. Accessed October 26, 2026. https://jurnal.unissula.ac.id/index.php/jhku/article/view/48210.