Dina Zurayda, Riza Alfita, and Koko Joni. “Rancang Bangun Sistem Monitoring Lampu Gedung Menggunakan Android Berbasis Internet of Things”. SinarFe7, vol. 2, no. 1, Aug. 2019, pp. 370-5, https://journal.fortei7.org/index.php/sinarFe7/article/view/466.