You are looking at the HTML representation of the XML format.
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>
    <links plcontinue="1|0|Animut_D._Tsegaye" />
  </query-continue>
  <query>
    <pages>
      <page pageid="1" ns="0" title="Main Page">
        <links>
          <pl ns="0" title="..." />
          <pl ns="0" title="A Semantic Approach for context-aware Authorization in Enterprise Systems" />
          <pl ns="0" title="Abul Kaosher" />
          <pl ns="0" title="Achieving Business Objectives through Smart Sensor Integration for Office Buildings" />
          <pl ns="0" title="Air quality recommender system for commuting" />
          <pl ns="0" title="Alena Bartonova" />
          <pl ns="0" title="Alexander Kristensen" />
          <pl ns="0" title="Analysis and Standards for the Information-Internet" />
          <pl ns="0" title="Analysis of Data Structures on the Ethereum Blockchain" />
          <pl ns="0" title="Anders Gaustad" />
        </links>
      </page>
    </pages>
  </query>
</api>