Rahim, ‘Ulya A., Tajuddin, R. R. M., Wei, L. C., Nordin, A. A. A., Kassim , M., & Firdaus-Raih, M. (2026). Spatial Clustering for Narcotics-Related Arrests in Malaysia. Journal of Quality Measurement and Analysis, 22(SI), 1–12. https://doi.org/10.17576/jqma.22si.2026.01