Referenced in:

• st: 114 - Cambridge, Corpus Christi College, 448 169-73
• mss: 493 - London, British Library, Royal 15. B. xix, fols. 79-199 162-4
• st: 493 - London, British Library, Royal 15. B. xix, fols. 79-199 165-9 [Versus Sibyllae]
• st: 536 - Oxford, Bodleian Library, Auctarium F. 2. 20 (S.C. 2186)