@book{is00558000, author = {Sixtus IV, Pont. Max. (formerly Franciscus, Cardinalis de Rovere)}, title = {Dissentio inter Papam et Florentinos suborta}, year = {after 1 July 1478]}, note = {Dated after the excommunication of Lorenzo de' Medici, 1 July 1478 (GW). Sheppard assigns to Basel (cf. Rhodes(Treviso) p.20). Proctor and GW assign to Treviso}, publisher = {Johann Amerbach}, address = {[Basel}, annote = { This record was exported from the Incunabula Short Title Catalogue (ISTC): http://data.cerl.org/istc/is00558000} }