Diva Alifya, Relita Buaton, and Suci Ramadani. 2023. “Grouping Data On Infrastructure Development In Langkat District Using The Clustering Method (Case Study: PUPR, Langkat Regency)”. Journal of Artificial Intelligence and Engineering Applications (JAIEA) 3 (1):157-63. https://doi.org/10.59934/jaiea.v3i1.278.