Hendinata, Laurentius Kevin. “Hyok Chol U, Chol So Calculating Flanking Transmission for Improved Airborne Sound Insulation in Buildings”. International Journal of Architecture and Urbanism 8, no. 1 (March 31, 2024): 38–52. Accessed August 6, 2025. https://idjpcr.usu.ac.id/ijau/article/view/14441.