author = { Siefert, Paul Seiffert, Max },

title = { 13 Fantasien à 3 },

publisher = {Kistner & Siegel},

year = {[ca. 2013]},

abstract = {Datierung unsicher},

booktitle = {Organum ; 4. Reihe, Orgelmusik ; 20},

address = { Brühl },

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