@book
{TN_libero_mab2,
author = {
Erman, Wilhelm
},
title = {
Geschichte der Bonner Universitätsbibliothek (1818 - 1901)
},
publisher = {Karras},
year = {1919},
booktitle = {Sammlung bibliothekswissenschaftlicher Arbeiten ; 37/38 = Ser. 2, H. 20/21},
address = {
Halle a. d. S.
},
url = {
https://katalog.slub-dresden.de/en/?cHash=a8fa44d3bda0cb9d524c2f0ab6715df9&tx_find_find%5Baction%5D=citation&tx_find_find%5Bcontroller%5D=Search&tx_find_find%5Bid%5D=0-1092242279&tx_find_find%5Btype%5D=bibtex
}
}