Extensible markup language data in an extensible markup language (such as XML) is associated with a schema file for defining data types and data type definitions for applying data to the document. A map is prepared that relates that any extensible markup data applied to the document back to corresponding...http://www.google.fr/patents/US7640493?utm_source=gb-gplus-shareBrevet US7640493 - Importing and exporting markup language data in a spreadsheet application document
Importing and exporting markup language data in a spreadsheet application ...