Mafi Gholami, Davood, Yarali, Nabiollah, Nouri Kamari, Akram (2014) ‘Economic Valuation of Promenades Using Zonal Travel Costs Method (Z.T.C.M) (Case study: Koohrang Waterfall of Chaharmahal and Bakhtiari Province)’, Journal of Environmental Science and Technology, 16(3), pp. 93-106. doi: