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HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20111021172013" timestamp="2011-10-21T17:20:13Z" ns="0" title="Thm de Presburger" />
        <page value="20111026182506" timestamp="2011-10-26T18:25:06Z" ns="0" title="Groupe circulaire" />
        <page value="20111117204725" timestamp="2011-11-17T20:47:25Z" ns="0" title="Page de suggestions" />
        <page value="20120829133835" timestamp="2012-08-29T13:38:35Z" ns="0" title="Fiches d&#039;informatique" />
        <page value="20130517092539" timestamp="2013-05-17T09:25:39Z" ns="0" title="Théorème de Müntz" />
        <page value="20131004125229" timestamp="2013-10-04T12:52:29Z" ns="0" title="Théorème de Hahn-Banach" />
        <page value="20131201093940" timestamp="2013-12-01T09:39:40Z" ns="0" title="Correction des règles de Hoare" />
        <page value="20131201181634" timestamp="2013-12-01T18:16:34Z" ns="0" title="Leçons 2012 - 2013" />
        <page value="20140621142743" timestamp="2014-06-21T14:27:43Z" ns="0" title="Leçons 2013 - 2014" />
        <page value="20141216140828" timestamp="2014-12-16T14:08:28Z" ns="0" title="Partitions d&#039;un entier en parts fixées" />
      </results>
    </querypage>
  </query>
</api>