Andesta, Deri, and Rian Ferdian. “Sistem Keamanan Sepeda Motor Berbasis Mikrokontroler Dan Modul GSM”. JITCE (Journal of Information Technology and Computer Engineering), vol. 2, no. 02, Sept. 2018, pp. 51-63, doi:10.25077/jitce.2.02.51-63.2018.