2.0 http://www.w3.org/2005/Atom – Convert Excel to XLS, Xlsm to XLS FREE Converter or CPP SDK https://products.aspose.cloud/total/cpp/conversion/Xlsm-to-xls/ Recent content in Convert Excel to XLS,......org/2005/Atom – Convert Excel to XLS, XLSM to XLS FREE Converter or CPP...aspose.cloud/total/cpp/conversion/xlsm-to-xls/ Recent content in Convert...