@book
{TN_libero_mab2,
author = {
Klein, Wilhelm
},
title = {
Trägerfrequenz-Technik
},
publisher = {Akad. Verl. Ges. Geest & Portig},
year = {1949},
abstract = {Mit 110 Abb},
address = {
Leipzig
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}