Retrieved 2016-05-03.  "Former NHLer Schubert's last-ditch effort to save Hamburg Freezers fails, DEL team folds | The Hockey News". www.thehockeynews.com.
Hentet 2016-05-03.  "Former NHLer Schubert’s last-ditch effort to save Hamburg Freezers fails, DEL team folds | The Hockey News". www.thehockeynews.com.