Physical Data Modeling for Multidimensional Access Methods. - Frank Ramsak; Volker Markl; Rudolf Bayer (Grundlagen von Datenbanken, 1999)

Improving OLAP Performance by Multidimensional Hierarchical Clustering. - Volker Markl; Frank Ramsak; Rudolf Bayer (IDEAS, 1999)

Integrating the UB-Tree into a Database System Kernel. - Frank Ramsak; Volker Markl; Robert Fenk; Martin Zirkel; Klaus Elhardt; Rudolf Bayer (VLDB, 2000)

HINTA: A Linearization Algorithm for Physical Clustering of Complex OLAP Hierarchies. - Roland Pieringer; Volker Markl; Frank Ramsak; Rudolf Bayer (DMDW, 2001)

The Transbase Hypercube RDBMS: Multidimensional Indexing of Relational Tables. - Volker Markl; Frank Ramsak; Roland Pieringer; Robert Fenk; Klaus Elhardt; Rudolf Bayer (ICDE Demo Sessions, 2001)

Interactive ROLAP on Large Datasets: A Case Study with UB-Trees. - Frank Ramsak; Volker Markl; Robert Fenk; Rudolf Bayer; Thomas Ruf (IDEAS, 2001)

Processing Star Queries on Hierarchically-Clustered Fact Tables. - Nikos Karayannidis; Aris Tsois; Timos K. Sellis; Roland Pieringer; Volker Markl; Frank Ramsak; Robert Fenk; Klaus Elhardt; Rudolf Bayer (VLDB, 2002)

Shooting Stars in the Sky: An Online Algorithm for Skyline Queries. - Donald Kossmann; Frank Ramsak; Steffen Rost (VLDB, 2002)

Towards a general purpose, multidimensional index: integration, optimization, and enhancement of UB-trees. - Frank Ramsak (2002)

Multidimensional Mapping and Indexing of XML. - Michael G. Bauer; Frank Ramsak; Rudolf Bayer (BTW, 2003)

Transbase: a Leading-edge ROLAP Engine Supporting Multidimensional Indexing and Hierarchy Clustering. - Roland Pieringer; Klaus Elhardt; Frank Ramsak; Volker Markl; Robert Fenk; Rudolf Bayer (BTW, 2003)

Combining Hierarchy Encoding and Pre-Grouping: Intelligent Grouping in Star Join Processing. - Roland Pieringer; Klaus Elhardt; Frank Ramsak; Volker Markl; Robert Fenk; Rudolf Bayer; Nikos Karayannidis; Aris Tsois; Timos K. Sellis (ICDE, 2003)