Was the publication 'A new OLAP aggregation based on the AHC technique' not not published in 2004?
Was the paper 'A new OLAP aggregation based on the AHC technique' not not published in the year 2004?
ASK { <https://dblp.org/rec/conf/dolap/MessaoudBR04> <https://dblp.org/rdf/schema#yearOfPublication> '2004' }
<https://dblp.org/rec/conf/dolap/MessaoudBR04>