Ensemble
Liturgischer Singkreis Jena, Grimberg Abbey Choir, Laudate Dominum, Schola Gregoriana of Cambridge, Schola Cantorum Achel, Cum Jubilo Gregorian Choir, Cantando, Cantores Chorales Capellae Sancti Casimiri, Leuven Gregorian Choir, Westminster Abbey Choristers, Pusan Gregorian Choir, Paris Gregorian Choir, I "Cantori Gregoriani" Di Milano, Gloriae Dei Cantores, Schola Cantorum Amsterdam