Riduwan, Muhammad, et al. “KLASTERISASI DOKUMEN MENGGUNAKAN WEIGHTED K-MEANS BERDASARKAN RELEVANSI TOPIK”. JUTI: Jurnal Ilmiah Teknologi Informasi, vol. 17, no. 2, Aug. 2019, pp. 146-55, https://doi.org/10.12962/j24068535.v17i2.a892.