@book{ title = "Jacobi Leodiensis tractatus de consonantiis musicalibus", author = "Jacobus,Smits van Waesberghe, Joseph,Vetter, Eduardus,Visser, Erik", year = "1988", publisher = "Knuf", address = "Buren", language = "lat","ger", howpublished = "print", isbn = "9060275608", keywords = "Quelle,Music theory", note = "Die Vorlage enth. insgesamt 3 Werke", series = "Array, 9a", }