author = { Hothby, Johannes Reaney, Gilbert },

title = { Opera omnia de proportionibus },

publisher = {Hänssler},

isbn = {3775125906},

keywords = { Quelle , Proposition , Geschichte 1460-1480 , Kontrapunkt },

year = {1997},

booktitle = {Corpus scriptorum de musica ; 39},

address = { Neuhausen },

url = { http://slubdd.de/katalog?TN_libero_mab2 }