From the sources of the XII century, which recorded the Milanese liturgical practice of the Ambrosian era. From the plate `Ambrosian lturgical chants` (Hungaroton, 1987)
From the sources of the XII century, which recorded the Milanese liturgical practice of the Ambrosian era. From the album `Ambrosian lurgical chants` (Hungaroton, 1987)
