For general inquiries, please contact us at :

	Principal contact : Prof. Bouziani Tayeb Email: journals@lagh-univ.dz , journals.admin@lagh-univ.dz Tel-Fax: +213 29 41 54 33
	University Amar Telidji of Laghouat BP 37G, Roure de Ghardaia, Laghouat, 03000 Algeria