D. Fitria, M. A. Ma’sum, E. M. Imah, and A. A. Gunawan, “AUTOMATIC ARRHYTHMIAS DETECTION USING VARIOUS TYPES OF ARTIFICIAL NEURAL NETWORK BASED LEARNING VECTOR QUANTIZATION (LVQ)”, Jurnal Ilmu Komputer dan Informasi, vol. 7, no. 2, pp. 90-100, Aug. 2014.