@misc
{TN_libero_mab2,
author = {
Schumann, Robert
Schumann, Clara
AND
Kempff, Wilhelm
},
title = {
Klavier-Konzert
a-Moll; op. 54
},
edition = {
[Ausg.] Piano solo
}
,
publisher = {Breitkopf & Härtel},
year = {[ca. 1930]},
address = {
Leipzig
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}