Okba Belahssen : Livres, Biographie, Livres Audio, Bibliographie...

He received his DES degree from Batna University, Magister from Annaba University and PhD degrees from Biskra University.

He joined Tebessa University as assistant lecturer, and was promoted to lecturer.

Now, he works as a senior lecturer in material science at Biskra University.

He has published over 50 journal papers