- http://www.publishersweekly.com/pw/by-topic/digital/copyright/article/48709-judge-adopts-pre-trial-schedule-at-google-status-conference-but-settlement-talks-continue.html
- http://www.buchreport.de/nachrichten/online/online_nachricht/datum/2011/09/15/immer-noch-hoffnungsfroh.htm
- http://www.boersenblatt.net/455980/
- http://www.buecher.at/show_content.php?sid=94&detail_id=4780