@misc{Mazurkiewicz_Roman_Dlaczego_2005,
 author={Mazurkiewicz, Roman and Wanicowa, Zofia},
 number={2},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 howpublished={online},
 year={2005},
 publisher={Instytut Badań Literackich Polskiej Akademii Nauk},
 language={pol},
 language={eng},
 type={Text},
 title={Dlaczego "Bogurodzicę" śpiewano w liturgicznym okresie Bożego Narodzenia?},
 keywords={Bogurodzica (Mother of God), liturgical period of Christmas, prayer, sermon, singing, recitation, textual transformations, liturgical structure, linguistic analysis of a song, Latin hymnography},
}