Source: SK-Bra (Bratislava) Antiphonary of Bratislava III EC Lad.6Folio: 003rSequence: 4Full text: Patefactae sunt januae caeli Christi martyri Stephano qui in numero sanctorum inventus est primus et ideo triumphat in caelis coronatus alleluiaFeast: StephaniOffice: LGenre: APosition: BCantus ID: 004229