The Ra*-tree: An improved R-tree with Materialized Data for Supporting Range Queries on OLAP-Data. - Marcus Jürgens; Hans-Joachim Lenz (DEXA Workshop, 1998)

Tree Based Indexes vs. Bitmap Indexes - a Performance Study. - Marcus Jürgens; Hans-Joachim Lenz (DMDW, 1999)

PISA: Performance Models for Index Structures with and without Aggregated Data. - Marcus Jürgens; Hans-Joachim Lenz (SSDBM, 1999)

Discussion on the paper by Friedman and Fisher. - Marcus Jürgens; Hans-Joachim Lenz (Stat. Comput., 1999)

Index structures for data warehouses. - Marcus Jürgens (1999)

Tree Based Indexes Versus Bitmap Indexes: A Performance Study. - Marcus Jürgens; Hans-Joachim Lenz (Int. J. Cooperative Inf. Syst., 2001)

Index Structures for Data Warehouses - Marcus Jürgens (Springer, 2002)