1. See,
http://www.design-for-all.org
or
http://www.e-accessibility.org
2. Krolick, B.: New International Manual of Braille Music Notation. World Blind Union, FNB, Amsterdam (1996)
3. http://www.finalemusic.com
4. Lecture Notes in Computer Science;D. Crombie,2002
5. Crombie, D., Lenoir, R., McKenzie, N.: Producing Accessible Multimedia Music. In: Proceedings 2nd International Conference on Web Delivering of Music, IEEE, Los Alamitos (2003)