@book
{TN_libero_mab2,
author = {
Head, Kenneth H.
},
title = {
Manual of soil laboratory testing
3 Effective stress tests
},
publisher = {Pentech Pr.},
isbn = {0727313061},
year = {1986},
address = {
London
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}