Apsari, M., Widiartha, I., Agung Raharja, M., Santi Astawa, I., Arta Wibawa, G., & Made Mahendra, I. 2022 Feb 28. VOCAL TONE PRECISION DETECTION USING HARMONIC PRODUCT SPECTRUM (HPS) AND K-NEAREST NEIGHBOR (KNN) CLASSIFICATION. JELIKU (Jurnal Elektronik Ilmu Komputer Udayana). [Online] 10:3