Bel canto : vocalises for bass trombone (tuba) : progressive etudes for study and performance / by Raph, Alan

Coffin's overtones of bel canto : phonetic basis of artistic singing : with 100 chromatic vowel-chart exercises / by Coffin, Berton

“…Overtones of bel canto…”

Giovanni Battista Rubini and the bel canto tenors : history and technique / by Marek, Dan

Table of Contents: “…Historical antecedents of the bel canto tenor -- Giovanni Battista Rubini -- Vocal technique of Rubini and the bel canto tenors.…”