Jakub Greń ; Krzysztof Ostaszewski ; Krzysztof Bobrowski.. https://www.termedia.pl/Digital-natives-in-online-classes-Internet-use-among-Warsaw-adolescents-prior-to-and-during-the-COVID-19-pandemic-r-nMokotow-Study-2016-2020,117,48480,1,1.html.
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2022