RonPub UG (haftungsbeschränkt) http://www.ronpub.com Eric A. Mortensen En Cheng Using Business Intelligence to Improve DBA Productivity 1-16 2014 Open Journal of Databases (OJDB) 1 1 http://nbn-resolving.de/urn:nbn:de:101:1-201705194595 https://www.ronpub.com/ojdb/OJDB-v1i2n01_Mortensen.html https://www.ronpub.com/OJDB-v1i2n01_Mortensen.pdf