Nur’hasanah, Ilma Aprianti, Hilman Nuha Ramadhan, Yiyin Ema Amalia, Koharu Koharu, and Galih Restu Fardian Suwandi. 2026. “RESONANCE AND FREQUENCY CHARACTERISTICS OF VOWELS: A COMPARATIVE ACOUSTIC STUDY OF SUNDANESE AND NON-SUNDANESE SPEAKERS”. JOURNAL ONLINE OF PHYSICS 11 (2):1-8. https://doi.org/10.22437/jop.v11i2.50631.