RT Article T1 Glosa Urgellensis JF Bulletin of medieval canon law VO 21 SP 11 OP 24 A1 Fransen, GĂ©rard 1915-1995 LA French PB The Catholic University of America Press for the Stephan Kuttner Institute of Medieval Canon Law YR 1991 UL https://ixtheo.de/Record/1650368992 K1 Glosse K1 Kirchliche Rechtsgeschichte