Helgadóttir, G.; Sigurðardóttir, I. The Riding Trail as Geotourism Attraction: Evidence from Iceland. Geosciences 2018, 8, 376.
Helgadóttir G, Sigurðardóttir I. The Riding Trail as Geotourism Attraction: Evidence from Iceland. Geosciences. 2018; 8(10):376.
Helgadóttir, Guðrún; Sigurðardóttir, Ingibjörg. 2018. "The Riding Trail as Geotourism Attraction: Evidence from Iceland." Geosciences 8, no. 10: 376.