Article Takedown/Update Request

This is an update request for the document Differenzielles Lehren und Lernen: eine Kritik by Stefan K├╝nzell and Ernst-Joachim Hossner

Your paper was deposited in MUCC (Crossref) and appears online at https://link.springer.com/content/pdf/10.1007%2Fs12662-012-0251-y.pdf
Before we are able to make any updates or deletions, you must ensure that the original record at this location is updated/removed.