Ardiyanto, Y., Suripto, S., Mujaahid, F., Anshori, R.T., Jusman, Y. and Arkan, F. 2019. Estimation of Power Transformer Loading Based on Population Growth: A Case Study in Kulon Progo Regency. Journal of Electrical Technology UMY. 3, 4 (Dec. 2019), 145–153. DOI:https://doi.org/10.18196/jet.3465.