Ma’ruf, Imam Fahmi Udin, Jamaaluddin, and Izza Anshory. “Charity Box Based Camera and Security System Internet Of Things and Telegram”. Procedia of Engineering and Life Science 30 (December 31, 2022). Accessed February 26, 2024. https://pels.umsida.ac.id/index.php/PELS/article/view/1340.