BIBLIOGRAPHY Abdy Williams, C. F. "The Notes Mese and Hypate in Greek Music," Classical Review n. s. 12 (1898) 98-100.
Medieval Greek Chant Theoretical Streams as Scholia on the Harmonica of Claudios Ptolemaios: The Online Sources - Blogue - Musicologie Médiévale
Medieval Greek Chant Theoretical Streams as Scholia on the Harmonica of Claudios Ptolemaios: The Online Sources - Blogue - Musicologie Médiévale
![Chapter 5 Nicholas of Methone, Procopius of Gaza and Proclus of Lycia in: Reading Proclus and the Book of Causes, Volume 2 Chapter 5 Nicholas of Methone, Procopius of Gaza and Proclus of Lycia in: Reading Proclus and the Book of Causes, Volume 2](https://brill.com/cover/covers/9789004440685.jpg)