Referenced in:

• st: 193 - Cambridge, Trinity College, O. 3. 7 (1179) 210-11 [no. 70]
• mss: 408 - London, British Library, Egerton 267, fol. 37 no. 77
• mss: 671 - Oxford, Corpus Christi College 74 no. 88
• st: 776 - Antwerp, Plantin-Moretus Museum, M. 16. 8 (190) 151