CobWeb Multidimensional Model: From Modeling to Querying. - Omar Khrouf; Kaïs Khrouf; Jamel Feki (MEDI, 2014)

CobWeb multidimensional model: From OLAP to tag cloud. - Saleh Alshomrani; Jamel Feki; Tarek Lefi; Omar Khrouf; Kaïs Khrouf (AICCSA, 2016)

CobWeb Multidimensional Model: Visualizing OLAP Query Results Using Tag-Cloud Operators. - Omar Khrouf; Kaïs Khrouf; Jamel Feki (ISDA, 2016)

OLAP de documents. Modélisation et mise en œuvre. - Omar Khrouf; Kaïs Khrouf; Jamel Feki (Ingénierie des Systèmes d Inf., 2016)

CobWeb Multidimensional Model and Tag-Cloud Operators for OLAP of Documents. - Omar Khrouf; Kaïs Khrouf; Jamel Feki (Int. J. Green Comput., 2018)