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In page Sena Jurinac:

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She studied at the Zagreb Academy of Music, and with Milka Kostrenčić. Her voice was pitched exactly between soprano and mezzo. Her repertoire included Poppea, Elisabetta (Don Carlos), Desdemona (Otello), Elisabeth (Tannhäuser), Ilia, Iphigenia, Jenůfa, Leonora (La forza del destino), the Composer (Ariadne auf Naxos), Marie (Wozzeck), Pamina (The Magic Flute), Mimi, Butterfly and Tosca. In many operas, her repertoire included more than one major role: Cherubino and Countess Almaviva, Donna Anna and Donna Elvira, Fiordiligi and Dorabella, Amor and Eurydice, Leonore and Marzelline (Fidelio), Marina and Fyodor (Boris Godunov); Octavian and the Marschallin. She also played supporting roles in The Ring of the Nibelung: Woglinde, Gutrune and several of the Norns.[citation needed][2]