Source: Graduale in usum chori ordinis Praemonstratensis StrahoviensisSiglum: CZ-Pst DF I 1Folios: 279r-279vFolio: 279rSequence: 1Full text (or incipit): Virgo mitis generosaGenre: SqRubrics: De sancta BarbaraFeast: BarbaraeFeast (text): BarbaraeCantus ID: ah37137Form: M