Mirabile (http://www.mirabileweb.it/manuscript/milano-biblioteca-ambrosiana-t-103-sup--manoscript/13877). Robert Amiet La tradition manuscrite du manuel ambrosien Scriptorium 49 (1995) 134-42; Franco Brovelli (ed.) La «Expositio Missae Canonicae». Edizione critica e studio liturgico-teologico Milano, 1979 pp. 152 (Archivio ambrosiano 35); Susan A. Keefe A Catalogue of Works Pertaining to the Explanation of the Creed in Carolingian Manuscripts Turnhout, Brepols 2012 pp. 402 (Instrumenta patristica et mediaevalia. Research on the Inheritance of Early and Medieval Christianity 63).