Two <span about="#mwt106" data-mw='{"parts":[{"template":{"target":{"wt":"M","href":"./Template:M"},"params":{"1":{"wt":"s"}},"i":0}}]}' id="mwnw" typeof="mw:Transclusion">M</span><sub about="#mwt106">s</sub><span about="#mwt106" typeof="mw:Entity"> </span><link about="#mwt106" href="./Category:Articles_using_MS_magnitude_scale" id="mwoA" rel="mw:PageProp/Category"/> <a href="https://en.wikipedia.org/wiki/1904_Kresna_earthquakes" id="mwoQ" rel="mw:WikiLink" title="1904 Kresna earthquakes">~7.1 earthquakes</a>, among the largest in Europe, strikes Bulgaria, killing over 200 people and causing destruction.<sup about="#mwt110" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-18"}}' id="cite_ref-18" rel="dc:references" typeof="mw:Extension/ref"><a href="./April_4#cite_note-18" id="mwog" style="counter-reset: mw-Ref 18;"><span class="mw-reflink-text" id="mwow">[18]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-18"><cite about="#mwt107" class="citation journal cs1" id="CITEREFMeyerSébrierDimitrov2007">Meyer, Bertrand; Sébrier, Michel; Dimitrov, Dimitar (2007). "Rare destructive earthquakes in Europe: The 1904 Bulgaria event case". <i id="mwCQQ">Earth and Planetary Science Letters</i>. <b id="mwCQU">253</b> (3–4): 485–496. <a class="mw-redirect" href="./Bibcode_(identifier)" id="mwCQY" rel="mw:WikiLink" title="Bibcode (identifier)">Bibcode</a>:<a class="external text" href="https://ui.adsabs.harvard.edu/abs/2007E&amp;PSL.253..485M" id="mwCQc" rel="mw:ExtLink nofollow">2007E<span id="mwCQg" typeof="mw:Entity">&amp;</span>PSL.253..485M</a>. <a class="mw-redirect" href="./Doi_(identifier)" id="mwCQk" rel="mw:WikiLink" title="Doi (identifier)">doi</a>:<a class="external text" href="https://doi.org/10.1016%2Fj.epsl.2006.11.011" id="mwCQo" rel="mw:ExtLink nofollow">10.1016/j.epsl.2006.11.011</a>.</cite><span about="#mwt107" class="Z3988" id="mwCQs" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=article&amp;rft.jtitle=Earth+and+Planetary+Science+Letters&amp;rft.atitle=Rare+destructive+earthquakes+in+Europe%3A+The+1904+Bulgaria+event+case&amp;rft.volume=253&amp;rft.issue=3%E2%80%934&amp;rft.pages=485-496&amp;rft.date=2007&amp;rft_id=info%3Adoi%2F10.1016%2Fj.epsl.2006.11.011&amp;rft_id=info%3Abibcode%2F2007E%26PSL.253..485M&amp;rft.aulast=Meyer&amp;rft.aufirst=Bertrand&amp;rft.au=S%C3%A9brier%2C+Michel&amp;rft.au=Dimitrov%2C+Dimitar&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AApril+4"></span></span>