Design and implementation of an IoT-based real-time water level monitoring system of belik river at yogyakarta city. J. Soft Comput. Explor. [інтернет]. 23, Листопад 2025 [цит. за 24, Серпень 2026];6(3):206-14. доступний у: https://shmpublisher.com/index.php/joscex/article/view/621