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In page Krystyna Kersten:

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Her main field of study was the history of Poland after 1944, and especially the first period of communist rule following World War II. She published numerous works, some of them via the Polish underground press. She married Adam Kersten, also a noted historian. In 1999 she became seriously ill and largely stepped out of public life. She died on 10 July 2008 and was buried in the Northern Cemetery in Warsaw with her husband.[citation needed]