El Mokni, R. “Quercus ×numidica Trabut (Fagaceae, Quercoideae) and Cynosuro Peltierii-Quercetum Afaredis Laribi 2000 New Taxon and Syntaxon to Kroumirian Oak Forests of Tunisia With Remarks on Their Ecology and Conservation”. Hacquetia, vol. 21, no. 1, Oct. 2021, pp. 153-62, https://ojs.zrc-sazu.si/hacquetia/article/view/10382.