@book
{TN_libero_mab2,
author = {
Bourbaki, Nicolas
},
title = {
Elements of mathematics
3. General topology Chapters 1/4
},
edition = {
2. print.
}
,
publisher = {Springer},
isbn = {354019374X},
isbn = {038719374X},
isbn = {3540642412},
keywords = {
Topology
,
Topologie
},
year = {1989},
address = {
Berlin
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}