@unpublished{TUW-120871, author = {Schuh, Harald and Artz, Thomas and Nothnagel, Axel and Mendes Cerveira, Pj.}, title = {The intricacies of high-frequency polar motion and universal time variations: status report of the SPEED project}, year = {2007}, note = {talk: Seminar of the German Research Group on Earth rotation, Dresden; 2007-05-30 -- 2007-05-31} }