Yulia, S., and E. Elfizon. “Rancang Bangun Alat Sistem Pengaman Dan Monitoring Kebocoran Lpg Berbasis Internet Of Things (IOT)”. JTEIN: Jurnal Teknik Elektro Indonesia, Vol. 3, no. 1, Jan. 2022, pp. 25-36, doi:10.24036/jtein.v3i1.191.