<a class="mw-redirect" href="https://en.wikipedia.org/wiki/Warsaw_University" id="mwPg" rel="mw:WikiLink" title="Warsaw University">Warsaw University</a> is established.<sup about="#mwt35" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-5"}}' id="cite_ref-5" rel="dc:references" typeof="mw:Extension/ref"><a href="./November_19#cite_note-5" id="mwPw" style="counter-reset: mw-Ref 5;"><span class="mw-reflink-text" id="mwQA">[5]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-5"><cite about="#mwt32" class="citation book cs1" id="CITEREFReddaway1941"><a class="mw-redirect" href="./William_Reddaway_(historian)" id="mwB4s" rel="mw:WikiLink" title="William Reddaway (historian)">Reddaway, William Fiddian</a> (1941). <a class="external text" href="https://books.google.com/books?id=As43AAAAIAAJ&amp;pg=PA279" id="mwB4w" rel="mw:ExtLink nofollow"><i id="mwB40">The Cambridge History of Poland</i></a>. <a class="mw-redirect" href="./CUP_Archive" id="mwB44" rel="mw:WikiLink" title="CUP Archive">CUP Archive</a>. p.<span id="mwB48" typeof="mw:Entity"> </span>279.</cite><span about="#mwt32" class="Z3988" id="mwB5A" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=The+Cambridge+History+of+Poland&amp;rft.pages=279&amp;rft.pub=CUP+Archive&amp;rft.date=1941&amp;rft.aulast=Reddaway&amp;rft.aufirst=William+Fiddian&amp;rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DAs43AAAAIAAJ%26pg%3DPA279&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3ANovember+19"></span></span>