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Maintenance of the dewatering regions of liquidated mines has a yearly cost exceeding $50 million. The results of research and forecasts conducted allow us to state that, in the dewatering plants operating in the Upper-Silesian Coal Basin, there are possibilities of reducing the general costs by 17% in the perspective up to the year 2030. However, this requires introducing the following changes and...
Background: The purpose of this study was to design a factor model whose application would refine the diagnostics of actual and continuous states in ice hockey players. Material/Methods: The following batteries of tests were used: Test battery 1 serves as a monitoring tool for the Methods Department of Slovak Ice Hockey Federation. Test battery 2 was designed on the basis of previous empirical evidence...
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