Arif Setia Sandi Ariyanto, Deny Nugroho Triwibowo, Imam Ahmad Ashari, and Rito Cipta Sigitta Haryono, “Implementation and Performance Evaluation of ESP32-Based Multi-Sensor IoT System for Real-Time Environmental Monitoring and Early Warning”, JSAI, vol. 9, no. 1, pp. 118–125, Jan. 2026.