@book
{TN_libero_mab2,
author = {
},
title = {
Vetustissimae epistulae Romanorum pontificum
Teilbd. 1
},
publisher = {Herder},
isbn = {9783451309656},
year = {2014},
booktitle = {Fontes Christiani ; Bd. 58,1},
address = {
Freiburg
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}