Mungkin, Moranain, Tonggo Sijabat, Zulkifli Bahri, Habib Satria, Muhammad Siregar, and Indri Dayana. “Home Security System by Three Methods Using Arduino Nano Based PV Energy Source”. JTEIN: Jurnal Teknik Elektro Indonesia 6, no. 1 (February 12, 2025): 11-20. Accessed February 22, 2025. http://jtein.ppj.unp.ac.id/index.php/JTEIN/article/view/710.