@book
{TN_libero_mab2,
author = {
Eck, Johann Georg
AND
Schwarz, Friedrich Immanuel
},
title = {
Leben Friedrich Immanuel Schwarzens
nebst einigen Briefen an ihn
},
publisher = {},
year = {1787},
address = {
Leipzig
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}