Ouchen, Ibrahim, Younes El. Fellah, Abd El-Aziz Khairy Abd El- Aal, and Mimoun Harnafi. “Soil Amplification Factors at the Seismographic Network Stations Sites in Morocco from Seismic Ambient Noise”. International Journal of Engineering and Technology 7, no. 4 (December 30, 2018): 4304–4310. Accessed May 25, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/20216.