Hasibuan, A., W. V. Siregar, E. Ezwarsyah, and R. Kurniawan. “Audits for the Use and Strategic Of Energy Efficiency on the Campus Bukit Indah of Malikussaleh University”. Andalasian International Journal of Applied Science, Engineering and Technology, vol. 1, no. 02, Aug. 2021, pp. 47-58, doi:10.25077/aijaset.v1i02.16.