Yannis Sismanis, Antonios Deligiannakis, Yannis Kotidis, Nick Roussopoulos. Hierarchical dwarfs for the rollup cube. In DOLAP 2003, ACM Sixth International Workshop on Data Warehousing and OLAP, New Orleans, Louisiana, USA, November 7, 2003, Proceedings. pages 17-24, ACM, 2003. [doi]
Abstract is missing.