@book
{TN_libero_mab2,
author = {
Moritz, Helmut
},
title = {
Concepts in geodetic reference frames
},
publisher = {OSU},
year = {1979},
booktitle = {Reports of the Department of Geodetic Science / The Ohio State University ; 294},
address = {
Columbus, Ohio
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}