Dr. Ibrahim Lotfy Hassan Al-Qalla
![Ibrahim Lotfy Hassan Al-Qalla](https://engfac.mans.edu.eg/images/e2023/dr_kalla.png)
Prof. Dr/ Ibrahim Lotfy Hassan Al-Qalla
Prof. Dr/ Ibrahim Lotfy Hassan Al-Qalla, Department of Mathematics and Engineering Physics, Faculty of Engineering, Mansoura University
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