1. 150 Rounds for Singing and Teaching;Bolkavec,1996
2. Cerlati, P., Strobino, E., Vineis, D. (1987). IL CANONE - Materiali e progetti per l’attività didattica. Milano - Italia: Edizioni Suvini Zerboni.
3. Conti, D. et Romero-Naranjo, F.J. (2015). Singing BAPNE®: body percussion and voice as a didactic element. 7th World Conference on Educational Sciences, (WCES-2015).
4. Rondellus, Canon, and Related Types before 1300;Falck;Journal of the American Musicological Society,1972
5. Feierabend, J. (2014). The Book of Canons (Revised Edition). Chicago-United States: GIA Publications.