Drupal Upgrade
- Infos auf drupal.org: http://drupal.org/upgrade
- Screencast Upgrade von Drupal 4.7 auf Drupal 5: http://www.lullabot.com/videocast/upgrading_from_drupal_4_7_x_to_drupal_5_x
- Screencast Upgrade von Drupal 5 auf Drupal 6: http://www.masteringdrupal.com/screencast/upgrading-to-drupal-6
- Screencast Update innerhalb einer Drupal-Hauptversion (Drupal 6): http://learnbythedrop.com/drop/70
