Columbia subject headings:
Harvard subject headings:
Ethnikē Vivliothēkē tēs Hellados. Manuscript. Kōdikas tōn Athēnōn 928.
Music, Byzantine--History and criticism.
Paleography, Musical.
Princeton subject headings:
Ethnikē Vivliothēkē tēs Hellados. Manuscript. Kōdikas tōn Athēnōn 928
Music, Byzantine--History and criticism.
Paleography, Musical.