IoT-based Off-Grid Solar System Internet Network Transmitter to Increase Tourism Promotion and the Creative Economy of Nanggelan Beach. Abdiwangi Journal [Internet]. 2024 Oct. 30 [cited 2025 Jul. 26];2(1):1-13. Available from: https://jurnal.poliwangi.ac.id/index.php/abdiwangi/article/view/226