@misc
{TN_libero_mab2,
author = {
Recknagel, Hans
},
title = {
Johannes Praetorius
Mathematiker u. Techniker
},
publisher = {},
isbn = {3000037373},
keywords = {
Geodäsie
,
Mathematik
},
year = {1998},
address = {
Altdorf
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}