tanjung, abrar tanjung, and zulfahri - -. 2020. “ANALYSIS OF THE RECTORATE BUILDING SECURITY SYSTEM LANCANG KUNING PEKANBARU UNIVERSITY: Grounding System”. Jurnal ELEMENTER (Elektro Dan Mesin Terapan) 6 (2):42-52. https://doi.org/10.35143/elementer.v6i2.3374.