@book
{TN_libero_mab2,
author = {
Walther, Johannes
},
title = {
Geologische Heimatkunde von Thüringen
},
edition = {
5., erg. Aufl.
}
,
publisher = {Fischer},
keywords = {
Thüringen
,
Geologie
},
year = {1921},
address = {
Jena
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}