1. UNEP, United Nations Convention to Combat Desertification (United Nations Environment Programme, Geneva, 1995).
2. M. Stocking and N. Murnaghan, Handbook for Field Assessment of Land Degradation (Earthscan Publ. Ltd., London, 2001).
3. E. M. Kirkpatrick and C. M. Schwarz, Chambers 20th Century Dictionary, Ed. by E. M. Kirkpatrick and C. M. Schwarz, (Chambers, Edinburgh, 1983).
4. T. Garnett, Environ. Sci. Policy 12 (4), 491–503 (2009). https://doi.org/10.1016/J.ENVSCI.2009.01.006
5. S. A. Shahid and A. Al-Shankiti, Int. Soil Water Conser. Res. 1 (1), 24–38 (2013).