Samira Si-Said Cherfi Nicolas Prat Multidimensional Schemas Quality: Assessing and Balancing Analyzability and Simplicity. 140-151 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2814&spage=140 2003 conf/er/2003w ER (Workshops) db/conf/er/erw2003.html#CherfiP03