Groundwater app funktioniert nicht

Groundwater subscriptions automatically renew within 24 hours of the end of your subscription period for $199. 99 (US) unless auto-renew is turned off at least 24 hours before the end of the subscription period.  CURRENT SUBSCRIBERS to Groundwater can “pair” their device with their personal or institutional subscription to enjoy full access in this iPad edition.  Fresh from the newsstand, Groundwater brings you a stimulating, high-impact mixture of Original Research, Review Articles, Highlights, Communications, and more. - No subscription?  Note that subscriptions cannot be cancelled during the term of the subscription, but you can still turn off auto-renew to prevent automatic renewal of your subscription.  SUBSCRIBE IN THE APP: Annual Subscriptions (6 issues) for the iPad-only edition are available for $199. 99 (US) per year.  Groundwater, aleading ground water and hydrogeology journal, is now available on your iPad and iPhone.  Abstracts are freely available and some full content, plus a free sample issue, is included.  To turn off auto-renew, go to your iTunes account settings after purchase.  Payment is charged to your iTunes account after confirmation of purchase.  Note that any unused portion of a free trial period, if offered, will be forfeited when you purchases a subscription.