W. K. Cheng, I. M. Khairuddin, A. P.P. Abdul Majeed, and M. A. Mohd Razman, “The Classification of Heart Murmurs: The Identification of Significant Time Domain Features”, Mekatronika: J. Intell. Manuf. Mechatron., vol. 2, no. 2, pp. 36–43, Dec. 2020.