@misc{Puszer_Blandyna_The,
 author={Puszer, Blandyna},
 howpublished={online},
 publisher={Publishing House of the University of Economics in Katowice},
 language={eng},
 type={artykuł},
 title={The Euro as an international currency in the official sector},
 keywords={euro, rezerwy walutowe, waluta międzynarodowa},
}