1. Abdesselam S, Merabet Y, Halitim A (2007) Vulnerability of the functions of an agro-pastoral ecosystem to climate change (Case of Southern Hodna) (in French). In: Journées internationales “L’impact des changements climatiques sur les régions arides et semi-arides”, CRSTRA, Biskra, Algérie
2. Abdesselam S, Merabet Y, Halitim A (2008) Cartography of vulnerability to desertification in Southern Hodna (in French). In: Situation et valorisation de la steppe en Algérie, Université de Tiaret, Algérie
3. Abdesselam S, Amor Z, Halouan R (2009) Dynamics of land use in the arid zone—Case of Southern Hodna (in French). In: La protection et préservation des écosystèmes sahariens, Université de Ouargla, Algérie
4. Al Droubi A, Fritz B, Gac JY, Tardy Y (1980) Generalized residual alkalinity concept; application to prediction of the chemical evolution of natural waters by evaporation. Am J Sci 280:560–572
5. ANRH (1996) Survey of water wells and boreholes and of flows of the Chott El-Hodna (in French). Tech. rep., Agence Nationale des Ressources Hydrauliques, Algérie