@misc{Oliynyk_Alla_The,
 author={Oliynyk, Alla},
 howpublished={online},
 publisher={Uniwersytet Marii Curie-Skłodowskiej},
 language={eng},
 type={artykuł},
 title={The legal nature of the tax duty: comparative characteristics of legislation of Ukraine and the Republic of Estonia},
 keywords={prawo},
}