Qualitative analysis of the aviation market in Poland during the Pandemic: results of analyzed scenarios for representative entities of the aviation sector in Poland.
Tomasz Balcerzak, Jan Rajchel, Małgorzata Żmigrodzka, Katarzyna Kostur, Natalia Moch, Andrzej Skwarsk, Paweł Lubecki, Rafał Orlowski, Ireneusz Konieczny
págs. 1-19
Historical development of the environmental management in Bulgaria: legal aspects and current problems.
págs. 20-24
págs. 25-45
págs. 46-64
págs. 65-78
págs. 79-91
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