“IMPLEMENTASI ALGORITMA MEL-FREQUENCY CEPSTRAL COEFFICIENTS (MFCC) PADA ANALISIS INTONASI DAN KEJELASAN SUARA PUBLIC SPEAKING SISWA SMK DI SMK SWASTA BINAGUNA TANAH JAWA”, JURMIE, vol. 3, no. 10, pp. 148–164, Oct. 2026, doi: 10.71282/jurmie.v3i10.2626.