Purnama, A. Y., Sulistyowati, F., Widodo, W., Khaharsyah, A., Saputri, R., Soares, R., & Amalia, R. (2026). Development of a Fourier Transform-Based Gamelan Signal Processing Simulation Using Python and GNU Octave to Support Problem-Solving Skills and Independent Learning. Educational Journal of Learning Technology, 3(3), 192–207. https://doi.org/10.58230/edutech.v3i3.85