Barbault, R. and Sastrapradja, S. D., 1995. Generation, maintenance and loss of biodiversity. Heywood, V. H. & Watson, R. T. (Eds.) Global Biodiversity Assessment. Cambridge University Press: 193-274.
Bernués, A., Tamara Rodríguez-Ortega, T., Raimon Ripoll-Bosch, R. and Frode Alfnes, F., 2014. Socio-Cultural and economic valuation of ecosystem services provided by Mediterranean mountain agro ecosystems. Regional Environmental Change. 14:1269-1289
Bing, Zh., Hanli, Sh., Pengwei, W., Jingbo, J., 2013. Willingness to pay for tourism eco-compensation in Changbai Mountain Nature Reserve. Forest Resources Management, 11: 68-75
Food and Agriculture Organization, (FAO), 2009. Case studies on measuring and assessing forest degration: Measuring and monitoring forest degration through national forest monitoring assessment.
Greene, W. H., 2002. Econometric analysis. Fifth edition, Prentice Hall.
Jankju, M., Mellati, F., Atashgahi, Z., 2011. Flora, life form and chorology of winter and rural range plants in the Northern Khorasan Province, Iran. Jour., Rangeland Science, 1(4): 269-284.
Jouri, M., Askarizadeh, H., Rahimi, D., Mahdavi, V., 2011. “Systemic Management on Mountainous Rangeland Ecosystem, Case Study: The Javaherdeh Rangeland of Ramsar”. Jour., Rangeland Science, 1(4):38-54
Karami, M., 1993. Situation of Persian fallow deer in Iran. Int. Studbook of Persian fallow deer, Berlin, Germany.
Mitchell, R. C. and Carson, R. T., 1989. Using surveys to value public goods: the contingent valuation method. Washington, DC: Resources for the Future.
Lehtonen, E., Kuuluvainen, J., Pouta, E., Rekola, M. and Li, C., 2003. Non-market benefits of forest conservation in southern Finland. Environmental Science and Policy. 6: 195-204.
Ojeda, M. O., Mayer, A. S. and Solomon, B. D., 2008. Economic valuation of environmental services sustained by water flows in the Yaqui River Delta. Ecological Economics, 1: 155-166.
Pearce, D. W. and Pearce, C. JT., 2001. The value of forest ecosystem. A report to the secretariat convention on biological diversity. Pepper, H. J., 1974. The Persian fallow deer. Orix 7: 291-294.
Rahimi, M., 2011. Estimated value of forest recreation parks and identify factors influencing willingness to pay Bonab Arsanjan visitors (Tourists). Australian Jour., Basic and Applied Sciences, 5(12): 1802-1805. (In Persian).
Sattout, E. J., Talhouk, S. N. and Caligari, P. D. S., 2007. Economic value of cedar relics in Lebanon: An application of contingent valuation method for conservation. Ecological Economics. 61: 315-322.
United Nations Development Program (UNDP), 2011. Human development report, 2011.
Sahabi, B., Hajian, M. and Javaheri, B.,2012. Assessment of factors affecting on the visitors' WTP and evaluating recreational importance of Jajroud Area, Economic Modeling, 6(1); 111-126. (In Persian).
Venkatachalam, L., 2004. The contingent valuation method: a review, environmental impact assessment review. Elsevier, 24(1): 89–124.
Whit, P., 2006. Public preferences and willingness to pay nature conservation in the North York Moors National park. Jour., Environmental Management, 55: 1-13.