The Positive and Negative Effects of COVID-19 Pandemic on the Natural Environment in the World.
Autor: | Hrytsai, Liliia |
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Předmět: | |
Zdroj: | Security: Theory & Practice / Bezpieczeństwo.Teoria i Praktyka; Apr-Jun2021, Vol. 42 Issue 2, p69-89, 21p |
Databáze: | Complementary Index |
Externí odkaz: |