Environmental Impact Assessment in Climbing Activities: A New Method to Develop a Sustainable Tourism in Geological and Nature Reserves
2001 ◽
Vol 21
(1)
◽
pp. 73-81
◽
1985 ◽
Vol 40
(9)
◽
pp. 1057-1060
◽
2020 ◽
Vol 28
(3)
◽
pp. 159-179