The importance of tourism land and a proposal for geopark: a priority in the economy of the Northwestern region of Neishabour - Khorasan Razavi reza saadatyfar; Mohammad Ali Zanganeh Asadi; Leili Goli Mokhtari Volume 3, Issue 4, June 2021, Pages 58-72 10.52547/SDGE.3.4.58 View Article PDF 1.31 M
