Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Maassen, Friedrich and Gesellschaft für Ältere Deutsche Geschichtskunde (Germany)",Concilia aevi Merovingici,,Hahn,1989,Monumenta Germaniae historica : inde ab anno Christi quingentesimo usque ad annum millesimum et quingentesimum,,3775250611,,https://cir.nii.ac.jp/crid/1130000797309569280