learning musicXML, Library and Tutorial

Well, beside learning Canvas and Graphics in Java, I also learning musicXML now. For now, I still don't grasp the main idea of reading musicXML. Need more times to understand and mastering it.

I also have collecting some stuffs related to musicXML, here the list:
A. musicXML library

1. MusicXml.Net (.Net Language)
2. VexFlow (HTML5)
3. ProxyMusic (Java Language)

B. Tutorial

1. musicXML tutorial from Recordare (pdf).
2. LilyPond Essay on automated music engraving (pdf).
3. DynamicGeneration of Musical Notation from MusicXML Input on an Android Tablet (Thesis) (pdf).
4. Some html files.

All of the files have been collected in my Google Drive in case if the sources have been deleted.