@misc{General_Diet_(Seym)_61.,
 author={General Diet (Seym)},
 copyright={Wydawnictwo Sejmowe, Warszawa},
 howpublished={online},
 publisher={Wydawnictwo Sejmowe, Warszawa},
 title={61. General Diet in Lublin 1554},
 keywords={Legislation of the Diet},
}