@article{TUW-121087, author = {Schuh, Harald and Heinkelmann, Robert and Sokolova, Julia and Tesmer, V.}, title = {Sub-Commission 1.4 Interaction of Celestial and Terrestrial Reference Frames. IAG-Commission 1 - Reference Frames, Report 2003-2007}, journal = {IAG-Bulletin}, year = {2007}, volume = {20}, pages = {46--51} }