@book{is00583576, author = {Sixtus IV, Pont. Max. (formerly Franciscus, Cardinalis de Rovere)}, title = {Summarium bullae indulgentiarum ecclesiae in Urach concessarum}, year = {about 1483]}, note = {}, publisher = {Michael Greyff}, address = {[Reutlingen}, annote = { This record was exported from the Incunabula Short Title Catalogue (ISTC): http://data.cerl.org/istc/is00583576} }