Source: Graduale in usum chori ordinis Praemonstratensis StrahoviensisSiglum: CZ-Pst DF I 1Folios: 296v-298rFolio: 296vSequence: 1Full text (or incipit): Concinimus (= Concinamus) in hac dieGenre: SqRubrics: De sancto IoachimFeast: JoachimiFeast (text): JoachimiCantus ID: ah09238Form: M