ΧΑΛΔΑΙΑΚΗΣ Α. 2016. Βιβλιοκριτικό δοκίμιο:G. STATHIS, Introduction to Kalophony, the Byzantine Ars Nova; The Anagrammatismoi and Mathēmata of Byzantine Chant; translated and revised by K. Terzopoulos; Studies in Eastern Orthodoxy 1; Peter Lang (Bern 2014); Pages 332. Byzantina Symmeikta. 26, 2 (Dec. 2016), 395–418. DOI:https://doi.org/10.12681/byzsym.10777.