@inproceedings{TUW-208100, author = {B{\"o}hm, Johannes and Malkin, Zinovy and Lambert, Sebastien and Ma, Chopo}, title = {Challenges and perspectives for celestial and terrestrial reference frame determination}, booktitle = {7th IVS General Meeting Launching the Next-Generation IVS Network}, year = {2012}, pages = {55}, note = {talk: 7th IVS General Meeting, Madrid; 2012-03-04 -- 2012-03-09} }