S. Ahme, M., A. Yaseen, A. and A. Mohammad, F. (2019) “Natural Frequencies Reduction of RC Slab Subjected to Incremental Concentrated Loads”, Academic Journal of Nawroz University (AJNU), 8(3). Available at: https://journals.nawroz.edu.krd/files/article/view/553 (Accessed: 11 September 2026).