Dedy Ruzwardy, Juliansyah Harahap, and Habiyuda Pradana Syahran. 2023. “ANALYSIS OF FIRE PROTECTION SYSTEM ON THE MULTIFUNCTIONAL LABORATORY BUILDING OF AR-RANIRY STATE ISLAMIC UNIVERSITY BANDA ACEH INDONESIA”. Lingkar: Journal of Environmental Engineering 4 (1):45-56. https://doi.org/10.22373/ljee.v4i1.2722.