Firmansyah, Danny, Yaumil Khairin Septiani, Ilham Ramdhani, Nur Fadhillah, Winny Liliawati, and Cahyo Puji Asmoro. “How Dark Is the Night Sky? A Preliminary Assessment of Light Pollution and Astrotourism Potential”. The Journal of City: Branding and Authenticity 4, no. 1 (July 30, 2026). Accessed July 31, 2026. https://journal-iasssf.com/index.php/JCBAU/article/view/3833.