Vidal, JoãoRocha, ÁlvaroLiberato, PedroPeña, Alejandro2020-11-182020-11-182021978-981-334-255-2978-981-334-256-92190-30182190-3026http://hdl.handle.net/10400.22/16470engEditorial "Advances in tourism, technology and systems: selected papers from ICOTTS20, Volume 1"other10.1007/978-981-33-4256-9