Each author (s) of an article appearing in this magazine are solely responsible for the content of this article; the journal, its editors, its publisher, or any other person in the journal’s organization does not bear any responsibility.
The journal is not responsible for any unlawful use of the scientific material
Afak for sciences is an international, Trimestrial, peer-reviewed and open access journal, that is issued and edited by Ziane Achour University of Djelfa.