@book
{TN_libero_mab2,
author = {
Koelle, Dietrich E.
AND
Kuczera, Heribert
},
title = {
Sänger space transportation system - progress report 1990
[October 6 - 12, 1990, Dresden, GDR]
},
publisher = {[IAF]},
keywords = {
Forschungsbericht
},
year = {1990},
booktitle = {Congress of the International Astronautical Federation ; 41},
address = {
[Paris]
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}