Ennajeh, M., H. Cochard, and H. Khemira. “Re-Introduction Success of an Autochthonous Plant Species, Periploca Angustifolia, in the Natural Reserve of Oued Dekouk, Tunisia”. Spanish Journal of Agricultural Research, Vol. 8, no. 4, July 2010, pp. 1005-11, doi:10.5424/sjar/2010084-1205.