Source: Graduale monasterii Lucensis prope Znojmo, pars aestivalis (Graduál z Louky)Siglum: CZ-OLu M IV 1Folios: 422-425Folio: 422Sequence: 1Full text (or incipit): A rea virgaGenre: SqRubrics: De Assumcione beate Marie virginisFeast: Assumptio MariaeFeast (text): Assumptio MariaeCantus ID: ah53106aForm: M