A. Tjoa, T. Nguyen:
"MetaCube XTM: A Multidimensional Metadata Approach for Semantic Web Warehousing Systems";
in: "Proc. Data Warehousing and Knowledge Discovery 2003", Springer, Heidelberg, 2003, ISBN: 3-540-40807-x, 76 - 88.
http://aleph.ub.tuwien.ac.at/F?base=tuw01&func=find-c&ccl_term=AC04404596