Kristiawan, Agus, and Masmur Tarigan. “Implementation of the Internet of Things in a Server Room Temperature and Humidity Monitoring System Using an ESP 8266 Node MCU”. Jurnal Teknik Informatika dan Komputer 4, no. 2 (September 30, 2025): 62–70. Accessed December 5, 2025. https://journal.uhamka.ac.id/index.php/jutikom/article/view/20496.