Please have a look at the recent discussion between Neil Moran and Alexander Lingas about the virtual reconstruction of the Hagia Sophia, and at the performance of Italo-Byzantine Chant by Ioannis Arvanitis and his Ensemble Hagiopolites.
Ioannis Arvanitis talking about himself in an interview:
http://www.ivanmoody.co.uk/arvanitis.htm
Arvanitis, I., 1997. "A Way to the Transcription of Old Byzantine Chant by means of Written and Oral Tradition." In C. Troelsgård, ed. Byzantine Chant — Tradition and Reform: Acts of a Meeting held at the Danish Institute at Athens, 1993. Monographs of the Danish Institute at Athens. Athens: Danish Institute at Athens, 123–141. See: Medieval Byzantine Chant — Speculative reconstructions: Story in a Nutshell, Analogion.com.
Arvanitis, I., 2011. Ο ρυθμός των εκκλησιαστικών μελών μέσα από τη παλαιογραφική έρευνα και την εξήγηση της παλαιάς σημειογραφίας [The Rhythm of the Ecclesiastic Chants through the Paleographic Research and the Transcription of the Old Notation]. PhD Thesis 2010 (Commission: Demetrios Giannelos, Evstathios Makris, Maria Alexandru), Corfu: Ionian University. Available at: http://phdtheses.ekt.gr/eadd/handle/10442/21885 [accessed September 20, 2012].
Replies