Citations and retractions. Why are retracted articles cited?

Abstract

In 2006 Jon Sudbø was exposed for commiting research fraud. An investigation of all of Sudbø's scientific articels followed. The result was that a majority of them had to be retracted. Ten years after the scandal people are still citing Sudbø. This paper explore the nature of citations with Sudbø as case, in the goal of understanding why retracted articles are cited.