0430-5027 0430-5027 S0430-50272020000300211 10.18055/finis20187 Portugal 00 12 2020 00 12 2020 115 211 216

AirDNA 2020 2017 XXI 578 578 1-43 2017 2019 1-18 2019 21 2 2 214-34 2020 LV 114 114 203-6 2018 1-29 2020 LV 114 114 59-76 2017