Luisa Br Lase, Laurentina, et al. “ANALISIS KLASTERISASI FASE PASAR BITCOIN BERDASARKAN DATA HARGA HISTORIS MENGGUNAKAN ALGORITMA K-MEANS”. Global Research and Innovation Journal, vol. 2, no. 1, Jan. 2026, pp. 605-14, https://journaledutech.com/index.php/great/article/view/1010.