Saputri, Fahmy, and Sekar Dhaneswari. “Sensor Design for Building Environment Monitoring System Based on Blynk”. Ultima Computing : Jurnal Sistem Komputer 14, no. 1 (July 17, 2022): 36-41. Accessed March 29, 2024. https://ejournals.umn.ac.id/index.php/SK/article/view/2661.