Soothing Lyres and epôidai: Music Therapy and the Cases of Orpheus, Empedocles and David
https://jewish-music.huji.ac.il/sites/default/files/12%20%20Soothing%20Lyres%20and%20epodai%20Music%20Therapy%20and%20the%20Cases%20of%20Orpheus%20Empedocles%20and%20David%20pp%20298-339%20Antonietta%20Provenza.pdf