the other chants may have responds and verses, up to three verses for some Cantus melodies. The Psalmellus, Post Evangelium, Offertoria, and Transitoria sometimes show complex repeat structures. References Sources Jesson, Roy (1990). Ambrosian Chant. In Willi Apel, Gregorian Chant, pp. 465–483. Bloomington: Indiana University Press. Ricossa, Luca (2011–12), Luca Ricossa (), "Antiphonale Ambrosianum" (complete edition of the medieval ambrosian antiphoner, with original musical notation and complete liturgical context). Voll. I - II - III - IV - (V) External links Bailey, Terence: Ambrosian Chant [Milanese Chant], Grove Music Online ed. L. Macy (Accessed 30 April 2006), Grove Music – Access by subscription only Ambrosiana at Harvard. New sources of Milanese Chant. Conference website with digital facsimiles of Houghton Library. MS Lat 388, Houghton Library. MS Lat 389, and Houghton Library. MS Typ 299. Ambrosian Chant (in Italian) Antiphonale Missarum juxta ritum Sanctae Ecclesiae Mediolanensis - Reference book, complete scan Liber Vesperalis juxta ritum Sanctae Ecclesiae Mediolanensis - Reference book, complete scan Medieval music genres 17th-century music genres Catholic music Christian chants Song forms Western plainchant it:Rito ambrosiano#Il canto ambrosiano