With the documentation of the existing music bibliography, both old and new, of Greek polyphonic church music, this study fills the gap that has existed until now in the corresponding area of Greek music, on one hand, and on the other hand, it provides the opportunity for future researchers or directors of Greek polyphonic church choirs to proceed - with the necessary knowledge and information - to become acquainted with, approach, study, showcase, and highlight this music through proper artistic presentation paths.

[Excerpt from the text on the back cover of the edition]