Diskuto:Aldviolono
El Vikipedio
[redaktu] Aldonaj eksteraj ligiloj
http://www.mit.edu/~jcb/jokes/viola.html
http://www2.bowed.org
http://www.geocities.com/violainstrument
http://mek.oszk.hu/00000/00060/html/015/pc001579.html#2
http://www.sulinet.hu/tart/cikk/ef/0/20974/1
http://www.fidelio.hu/links2.asp?catid=118
http://www.viola.ca/ivs/ivs_home.html
http://music.lib.byu.edu/piva/WP.html
http://music.lib.byu.edu/piva/ZeyringerNP2.htm