Setiawan, Muhammad, and Riky Dwi Puriyanto. “Arduino-Based Battery Voltage Monitoring and SMS Gateway”. Buletin Ilmiah Sarjana Teknik Elektro 2, no. 3 (November 30, 2020): 111–118. Accessed November 25, 2024. http://journal2.uad.ac.id/index.php/biste/article/view/1478.