George Papastefanatos Panos Vassiliadis Alkis Simitsis Yannis Vassiliou What-If Analysis for Data Warehouse Evolution. 23-33 2007 conf/dawak/2007 DaWaK http://dx.doi.org/10.1007/978-3-540-74553-2_3 db/conf/dawak/dawak2007.html#PapastefanatosVSV07