Source: PL-PŁsem MsEPl 12 Antyfonarz z Płocka, pars de temporeFolio: 005rSequence: 3Feast: Nativitas DominiOffice: LGenre: APosition: BCantus ID: 002946Mode: 8Differentia: G2Full text: Gloria in excelsis deo et in terra pax hominibus bonae voluntatis alleluia alleluia