Advances in Tourism, Technology and Systems Selected Papers from ICOTTS 2021, Volume 1 Abreu, António Innbundet / 2022 / Engelsk
Advances in Tourism, Technology and Systems Selected Papers from ICOTTS 2021, Volume 1 Abreu, António Heftet / 2023 / Engelsk
Advances in Tourism, Technology and Systems Selected Papers from ICOTTS20, Volume 2 Abreu, António Innbundet / 2020 / Engelsk
Advances in Tourism, Technology and Systems Selected Papers from ICOTTS20, Volume 2 Abreu, António Heftet / 2021 / Engelsk
