MOAW: An Agile Visual Modeling and Exploration Tool for Irregularly Structured Data. - Horst Werner; Christof Bornhövd; Robert Kubis; Hannes Voigt (BTW, 2011)

Flexible Information Management, Exploration and Analysis in SAP HANA. - Christof Bornhövd; Robert Kubis; Wolfgang Lehner; Hannes Voigt; Horst Werner (DATA, 2012)