Al-Akhaly إبراهيم عبدالحميد, Al-Aydrus أحمد علي, and Al-Hibshi طارق هاشم. 2017. “Spatial Distribution of Shallow Earthquake Epicenters in Ibb Governorate, Republic of Yemen”. University of Aden Journal of Natural and Applied Sciences 21 (1):83-94. https://doi.org/10.47372/uajnas.2017.n1.a10.