@book
{TN_libero_mab2,
author = {
Niebelschütz, Ernst von
AND
Castelli, Wilhelm
},
title = {
Die Marienkirche zu Lübeck
},
publisher = {},
year = {1947},
booktitle = {Grosse Baudenkmäler ; 76},
address = {
Berlin
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}