/**
* Creates cacheSource and workSheetSource for pivot table and sets the source reference as well assets the location of the pivot table
- * @param sourceRef Source for data for pivot table - mutually exclusive with sourceName
- * @param sourceName Source for data for pivot table - mutually exclusive with sourceRef
* @param position Position for pivot table in sheet
* @param sourceSheet Sheet where the source will be collected from
+ * @param refConfig an configurator that knows how to configure pivot table references
*/
@Beta
protected void createSourceReferences(CellReference position, Sheet sourceSheet, PivotTableReferenceConfigurator refConfig){