SINAEI, MAHMOOD, Hosseini, Ashrafali, dalir boostansaraei, Samaneh. “Economic Valuation of non-use Functions (preservation value, heritage and existence) of Environmental Resource International Govater Bay and Hur-e-Bahu Wetland.” Journal of Environmental Science and Technology, vol. 22, no. 3, 2020, pp. 335-347. 10.22034/jest.2020.23924.3303