@book
{TN_libero_mab2,
author = {
Smolin, Lee
},
title = {
Three roads to quantum gravity
},
publisher = {Weidenfeld & Nicolson},
isbn = {0297643029},
isbn = {0297643010},
keywords = {
Quantum gravity
,
Quantengravitation
},
year = {2000},
booktitle = {Science masters},
address = {
London
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}