<subtitle>Authors:</subtitle>
<authorgroup>
  <author>
    <firstname>Claes</firstname><surname>N&auml;st&eacute;n</surname>
  </author>
  <author>
    <firstname>Rando</firstname><surname>Christensen</surname>
  </author>
  <author>
    <firstname>Jyri</firstname><surname>Jokinen</surname>
  </author>
</authorgroup>

