author = { Wagner, Richard Melchior, Lauritz AND Wagner, Richard AND Wagner, Richard },

title = { "Walküre" Friedmund darf ich nicht heissen },

publisher = {Deutsche Grammophon},

year = {[ca. 1920]},

abstract = {"Walküre". Siegmund heiss' ich Richard Wagner},

address = { Berlin },

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