Adolfo Quesada, R., Lidia Torres, B., Maynor, A., Manuel Rodríguez, M., Gema Velázquez, E., Catalina Espinosa, V., Jaime, T., Hugo Rodríguez, B., 2021. Geodiversity، Geoconservation, and Geotourism in Central America.
Al-Mulali, U., Gholipour, H.F., Al-hajj, E., 2019. The nonlinear effects of oil prices on tourism arrivals in Malaysia. Current Issues in Tourism, 1-5.
Asghari Saraskanroud, S., Nezafat Takleh, B., 2010). Geotourism potential and competitiveness analysis of geotourism areas in Sarein region, Quarterly Journal of Geographical Research 35(3), 193-203. (In Persian)
Asghari Saraskanroud, S., Taghiloo, A., A., Zeinali, B., 2015. Comparative evaluation of regional tourism potential with emphasis on geotourism (case study: Haft Cheshmeh Naqadeh, Ghasemlou Valley and Urmia Dam), Quarterly Journal of Regional Planning 5(17), 178-163. (In Persian)
Asghari Saraskanroud, S., Taghiloo, AA., Zeinali, B., 2015. Comparative evaluation of regional tourism capacity with emphasis on geotourism (case study: Haft Jeshmeh Naqdeh, Ghasemloo Valley and Urmia Dam). Regional Planning Quarterly 5(17), 163178.
Esfandiari Darabad, F., Nezafat Takleh, B., 2022. Investigation and evaluation of geotourism capabilities and potentials of Sarein city (case study: Alvares, Darabad, Nooran villages), Quarterly Journal of Geography and Environmental Studies 11(44), 147-130. (In Persian)
Feuillet, T., Sourp, E., 2011. Geomorphological Heritage of the Pyrenees National Park (France): Assessment, Clustering, and Promotion of Geomorphosites; Geoheritage 3, 151-162.
Ghorbani, R., Salamati Gabloo, S., Mohajeri Naeimi, L., Arzhangi Mostaali Bigloo, H., 2017. Evaluating the effects of tourism on urban economic development (case study: Ardabil city), Geography and Human Relations 3(4), 556-542. (In Persian)
Heydari Chianeh, R., Tahouni, M., 2013. Studying the economic effects of urban tourism in Tabriz metropolis, Quarterly Scientific Research Journal - Urban Planning 12(6). (In Persian)
Kubalikova, L., Kirchner, K., 2016. Geosite and Geomorphosite Assessment as a Tool for Geoconservation and Geotourism Purposes: A Case Study from Vizovicka Vrchovina Highland (Eastern Part of the Czech Requblic), Geoheritage, 12 p.
Maleki Masoomabad, L., Nezafat Takleh, B. 2017. Evaluating the geotourism and geomorphological potentials of tourist villages in Khalkhal city using Geotourism models. (in Persian)
Miccadei, E., Piacentin, T., Esposito, G., 2011. Geomorphosites and Geotourism in the Parks of the Abruzzo Region (Central Italy), Geoheritage 3, 233-251.
Nemanj, T. 2011. The potential of Lazar Canyon (Serbia) as a Geotourism Destination: Inventory and Evaluation. Geographical Pannonica. 15(3):103-112.
Shokouri, B., Khoshnavis Yazdi, S., Natighian, N., 2017. The impact of tourism development on the Iranian economy, Journal of Economics and Business 8(16), 5-33. (In Persian)
Vahabzadeh Zargari, M., Esfandiari Darabad, F., Sheikhler, Z., Nezafat Takleh, B., Vahabzadeh Zargari, O., 2017. Assessing the potential of geomorphological and geotourism destinations in Khalkhal city using geotourism models (case study: Shahrood district). Geography and Planning. (In Persian)
Warowna, J., Zgłobick, W., Gajek, G., Telecka, M., Kołodyńska-Gawrysiak, R., Zielińsk, P. 2014. Geomorphosite Assessment in the Proposed Geopark Vistula River Gap (E Poland).