Stradomski, J. (2021). The Concept of Church Union or Church Unity? On the Polysemantic Nature of Discourse in the Polish-Ruthenian Religious Polemics in the Polish- Lithuanian Commonwealth (2nd half of the 16th-17th Century). Slavonic Culture, 2021, 9-32. doi: https://doi.org/10.4467/25439561KSR.21.002.14413