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\bibitem{Markowski2006} Markowski Artur, \textit{Konwersje {\.Z}yd{\'o}w w p{\'o}{\l}nocno-wschodnich rejonach Kr{\'o}lestwa Polskiego w pierwszej po{\l}owie XIX wieku [The Conversions of Jews in the North-eastern Territory of the Polish Kingdom in the First Half of the Nineteenth Century]}, "Studia Judaica", t. 9 (2006), nr 1(17), s. 3--32.

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