public String findSheetLastNameFromExternSheet(int externSheetIndex){int indexToSheet = linkTable.getLastInternalSheetIndexForExtIndex(externSheetIndex);return findSheetNameFromIndex(indexToSheet);}
public String FindSheetLastNameFromExternSheet(int externSheetIndex){int indexToSheet = linkTable.GetLastInternalSheetIndexForExtIndex(externSheetIndex);return FindSheetNameFromIndex(indexToSheet);}