HSSFWorkbook wb = new HSSFWorkbook();
wb.createSheet("NoQuotesNeeded");
wb.createSheet("Quotes Needed Here &#$@");
HSSFSheet sheet = wb.createSheet("Test");
HSSFRow row = sheet.createRow(0);
HSSFCell cell;
cell = row.createCell((short)0);
cell.setCellFormula("NoQuotesNeeded!A1");