researchgate.net
researchgate.net
philpapers.org
PhilPapers
https://philpapers.org › rec › MIKMGP
researchgate.net
facebook.com
bazekon.uek.krakow.pl
researchgate.net
semanticscholar.org
bazekon.uek.krakow.pl
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delibra.bg.polsl.pl
Digital Library of the Silesian University of Technology
https://delibra.bg.polsl.pl › dlibra › publication › 87064 › edition › 77481 › content
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