• Data mart with Lean six sigma concept for performance level assessment in knowledge management frameworkSahno, Jevgeni; Ševtšenko, Eduard; Karaulova, TatjanaProceedings of the 14th European Conference on Knowledge Management : Kaunas, Lithuania, 5-6 September 2013. Volume two2013 / p. 932-941 https://www.researchgate.net/publication/291974878_Data_Mart_with_Lean_Six_Sigma_Concept_for_Performance_Level_Assessment_in_Knowledge_Management_Framework