Online Sources:

https://en.wikipedia.org/wiki/Alboka

http://perso.wanadoo.es/ibon_koteron/art-dantzak/Artikulu_alboka.htm

http://www.nabasque.org/alboka.html

www.albokerue.com/

 

Books and Sheet Music

Halfway to Hell - Alan Griffin

Albokak 2.1 - Ibon Koteron/Xabier Valle