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1
by Romão, João
Published 2021
MDPI - Multidisciplinary Digital Publishing Institute
Subjects: “...visitor management...”
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2
by Liritzis, Ioannis
Published 2022
MDPI - Multidisciplinary Digital Publishing Institute
Subjects: “...management...”
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3
by Martini, Umberto
Published 2020
MDPI - Multidisciplinary Digital Publishing Institute
Subjects: “...ski-resort management...”