@misc
{TN_libero_mab2,
author = {
Schubert, Franz
Stöckigt, Siegfried
},
title = {
Impromtu As-dur op. 90 Nr. 4
},
publisher = {Deutsche Schallplatten},
keywords = {
Schallplatte
},
year = {[19]56},
abstract = {Moment musical f-moll op. 94 Nr. 3 Franz Schubert},
abstract = {Moment musical cis-moll op. 94 Nr. 4 Franz Schubert},
booktitle = {Eterna},
address = {
Berlin
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}