ISBN-13: 9783631858301 / Angielski / Twarda / 2022 / 774 str.
ISBN-13: 9783631858301 / Angielski / Twarda / 2022 / 774 str.
In the first part of the publication, the authors present the results of their research in the field of codicology, musical paleography, as well as musicological and liturgical analyszes and comparisons. The second part consists of facsimiles with registers of songs, lessons and prayers.