Nugroho, A. Y. “Application of the KMeans Clustering Algorithm in E-Commerce Transaction Pattern Analysis: Application of the KMeans Clustering Algorithm in E-Commerce Transaction Pattern Analysis”. JURNAL ILMIAH MATEMATIKA DAN TERAPAN, Vol. 22, no. 1, Dec. 2025, pp. 21 -30, doi:10.22487/2540766X.2025.v22.i1.17884.