Suhendro, Suhendro, et al. “Change of Small Urban Centers in the Northern Corridor of Selangor From the Expansion of Klang-Langat Metropolitan Region Valley, Malaysia”. Sumatra Journal of Disaster, Geography and Geography Education, vol. 5, no. 2, Dec. 2021, pp. 77-86, doi:10.24036/sjdgge.v5i2.352.