Derbal, Nour El Houda, Linda Abi-Ayad, and Bahaeddine Bendi-Djelloul. 2021. “The Biodiversity of the Oak Groves of the Tlemcen Mountains, Algeria. Phytoecological Aspects”. European Journal of Biological Research 11 (4), 434-45. http://www.journals.tmkarpinski.com/index.php/ejbr/article/view/473.