@misc
{TN_libero_mab2,
author = {
Wagner, Richard
Bayreuther Festspiele Festspielorchester
Elmendorff, Karl
},
title = {
Tannhäuser
},
publisher = {Columbia},
keywords = {
Schallplatte
},
year = {[circa 1930]-},
address = {
[Deutschland?]
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}