@misc
{TN_libero_mab2,
author = {
Koch, Johannes
AND
Clague, John J.
},
title = {
Extensive glaciers in northwest North America during Medieval time
},
publisher = {Springer Science and Business Media LLC},
isbn = {0165-0009},
isbn = {1573-1480},
year = {2011},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}