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COVID Antworten in den wissenschaftlichen Zeitschriften der Welt


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State Ecology Academy of Postgraduate Education and Management: Ecological Sciences
  Original Artikel Datum Titel Autoren   Alle Autoren
1 [GO] 2021―Jul―21 Current trends in the development of ecological tourism in Ukraine in the condition of the COVID-19 pandemic H. Mashika, I. Pologovska, M. Bykova
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