Rakhmadi, A., Handoyo, J., Yuliana, I. and Kusuma Hakim, D. (2026) “Acoustic Pattern Classification in Female Voice Using K-Nearest Neighbor with MFCC Feature Extraction”, Mestro: Jurnal Teknik Mesin dan Elektro, 8(01), pp. 1–11. doi: 10.47685/mestro.v8i01.794.