Utomo, A. P., A. T. N. Angga, D. S. A. Pambudi, and D. Priyambodo. “Battery Charger Design With PI Control Based on Arduino Uno R3”. Applied Technology and Computing Science Journal, vol. 4, no. 2, May 2022, pp. 78-90, doi:10.33086/atcsj.v4i2.2398.