Marchelin Domo, Nathalia, et al. “A Study on The Determination of Isolation Area on Taxiway Sierra Based on Aviation Safety and Security at Kualanamu International Airport”. Airman: Jurnal Teknik Dan Keselamatan Transportasi, vol. 8, no. 2, Dec. 2025, pp. 42-51, doi:10.46509/ajtk.v8i2.826.