-Azkia, M., 2008. Sociology of rural development and development in Iran. Tehran Information Publication, 280p.
-Babulo, B., Muys, B., Nega, F., Tollens, E., Nyssen, J., Deckers, J. F. and Mathijs, E., 2008. Household livelihood strategies and forest dependence in the highlands of Tigray, Northern Ethiopia. Journal of Agricultural Systems, 18(3): 147-155.
-FAO, IFAD, WRP., 2013. The state of food insecurity in the world 2013, the multiple dimensions of food security. FAO, Rome, Italy 56p.
-Ghasemi, Y., 2008. Assessment of development management in Iran. Journal of Social Sciences, 33(5): 163-185.
-Havstad, K. M., Peters, D. P. C., Skaggs, R., Brown, J., Bestelmeyer, B., Fredrickson, E., Herrick, J. and Wright, J., 2007. Ecological services to and from rangelands of the United States.,Journal of Ecolgycal and Econmic, 64(6): 261-268.
-Jafarian, Z., Ahmadi, F. and Karegar, M., 2017. Effects of grazing intensities on functional diversity and species diversity indices in the Bolban Abad rangeland, Kurdistan province. Iranian Journal of Range and Desert, 24 (4): 214- 226.
-Jodi, S. B. and Ralf, C. B., 2018. A global systematic review of empirical evidence of ecotourism impacts on forests in biodiversity hotspots. Journal of Current Opinion in Environmental Sustainability, 112-118.
-Kepe, T., 2008. Beyond the Numbers: Understanding the value of vegetation to rural livelihoods in Africa, Journal of Geoforum, 24(8): 958–968.
-Kumar Singh, R., Murty, H. R., Gupta, S. K. and Dikshit, A. K., 2009. An Overview of Sustainability Assessment Methodologies. Journal of Ecological Indicators, 13(9): 189-212.
-Lund, H. G., 2007. Accounting for the world’s rangelands. Journal of Rangelands, 29, 3–10.
-Maestas, J. D., Knight, R. L., Gilgert, W. C., 2003. Biodiversity across a rural land-use gradient. Journal of Conservation Biology, 17 (12): 1425–1434.
-Martin, R., Müller, B., Linstädter, A. and Frank, K., 2014. How much climate change can pastoral livelihoods tolerate? Modelling rangeland use and evaluating risk. Journal of Global Environmental Change, 24; 183-192.
-Mbaiwa, J. E., 2011. Changes on traditional livelihood activities and lifestyles caused by tourism development in the Okavango Delta, Botswana. Journal of Tourism Management, 32(5); 1050-1060.
-Millennium Ecosystem Assessment (MA)., 2005. Ecosystems and human well-being: synthesis. Island Press, Washington, DC, USA 137 pp.
-Neely, C., Bunning, S. and Wilkes, A., 2009. Review of evidence on drylands pastoral systems and climate change: implications and opportunities for mitigation and adaptation. Land and Water Discussion Paper 8. Food and Agriculture Organziation of the United Nations (FAO), Rome, Italy, p. 50.
-Ocampo, L., Ebisa, J. A., Ombe, J. and Escoto, M. G. N., 2018. Sustainable ecotourism indicators with fuzzy Delphi method-A Philippine persective. Journal of Ecological Indicators, 93; 874-888.
-Rahim, M. A., Siddiqua, A., Nur, M. N. B. and Zaman, A. M., 2018. Community Perception on Adverse Effects of Natural Hazards on Livelihood and Enhancing Livelihood Resiliency: A Case Study at Patharghata Upazila, Barguna.Journal of Procedia engineering, 212; 149-156.
-Reed, M. S., Stringer, L. C., Dougill, A. J., Perkins, J. S., Atlhopheng, J. R., Mulale, K. and Favretto, N., 2015. Reorienting land degradation towards sustainable land management: Linking sustainable livelihoods with ecosystem services in rangeland systems. Journal of environmental management, 151; 472-485.
-Rigg, J., 2006. Land, Farming, Livelihoods, and Poverty: Rethinking the links in the rural south. Journal of World Development, 34(1); 180-202.
-Sayre, N. F., McAllister, R. R. J., Bestelmeyer, B. T., Moritz, M. and Turner, M. D., 2013. Earth stewardship of rangelands: coping with ecological, economic, and political marginality. Journal of Ecological and Environment, 11, 348–354.
-Scoones, I., 2009. Livelihoods Perspectives and Rural Development, Peasant Studies, 36(1); 71-96.
-Su, H., Liu, W., Xu, H., Wang, Z., Zhang, H., Hu, H. and Li, Y., 2015. Long‐term livestock exclusion facilitates native woody plant encroachment in a sandy semiarid rangeland. Journal of Ecology and evolution, 5(12); 2445-2456.
-Tang, J., Davy, A. J., Jiang, D., Musa, A., Wu, D., Wang, Y. and Miao, C., 2016. Effects of excluding grazing on the vegetation and soils of degraded sparse-elm grassland in the Horqin Sandy Land, China. Journal of Agriculture, Ecosystems and Environment, 235;340-348.
-United Nations., 2013. World population prospects: the 2012 revision, highlights and advance tables New York, NY, USA. Available at: http://esa.un.org/wpp/Documentation/ pdf/WPP2012_HIGHLIGHTS.pdf: ESA/P/WP.228. United Nations, Department of Economicand Social Affairs, Population Division 118 pp.
-Wilmer, H., Derner, J.D., Fernández-Giménez, M.E., Briske, D.D., Augustine, D.J. and Porensky, L.M., 2017. Collaborative Adaptive Rangeland Management Fosters Management Science Partnerships. Journal of Rangeland Ecology and Management, 71;646-657.