@misc
{TN_libero_mab2,
author = {
Beethoven, Ludwig van
Schulz, Walter
},
title = {
Sonaten für Klavier und Violoncello
},
publisher = {Peters},
year = {1956},
abstract = {Enth.: Sonaten op. 5, 69 u. 102},
address = {
Leipzig
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}