Source: Graduale PraemonstratenseSiglum: CZ-Pst DA I 5Folios: 222r-223vFolio: 222rSequence: 1Full text (or incipit): Rex omnipotens dieGenre: SqRubrics: In Ascensione dominiFeast: Ascensio DominiFeast (text): Ascensio DominiCantus ID: ah53066Form: M