Hasibuan, Arnawan, Widyana Verawaty Siregar, Elvy Sahnur Nasution, and Rohana Ismail. “Calculation of Consumption and Expenditures for Electricity Energy Costs at Lido Graha Hotel Lhokseumawe City Based on Electrical Power Measurement”. Bulletin of Computer Science and Electrical Engineering 1, no. 2 (August 7, 2020): 73–79. Accessed April 15, 2021. http://bcsee.org/index.php/bcsee/article/view/calculation-of-consumption-and-expenditures-for-electricity-ener.