Ellianawati, E., Arravi, M. A., Wulandari, F., & Istiqomah, R. (2019). Kentong Damping Sound Intensity Level Based on Kentongan Length Variations. Journal of Natural Sciences and Mathematics Research, 5(2), 49–52. Retrieved from https://journal.walisongo.ac.id/index.php/JNSMR/article/view/11039