@misc{Gruszecki_Stefan_Idea_1970,
 author={Gruszecki, Stefan},
 volume={15},
 editor={Institute of History of the Polish Academy of Sciences},
 copyright={Rights Reserved - Restricted Access},
 address={Warszawa},
 journal={Odrodzenie i Reformacja w Polsce},
 howpublished={online},
 year={1970},
 language={pol},
 type={Text},
 title={Idea unii polsko-rosyjskiej na przełomie XVI i XVII wieku},
 keywords={Polish-Russian relations 16th c., 17th c., Russia - foreign public opinion, Polish - 16th c., 17th c., Poland - foreign relations - Russia - 16th c., 17th c., Russia- foreign relations - Poland - 16th c., 17th c.},
}