@unpublished{TUW-208109, author = {Tierno Ros, Claudia and Pavetich, Peter and G{\"o}bel, Florian and Madzak, Matthias and B{\"o}hm, Johannes and Schuh, Harald}, title = {Vienna SAC-SOS: Analysis of the European and Russian VLBI sessions}, year = {2012}, note = {invited; talk: 13th IVS Analysis Workshop, Madrid; 2012-03-08} }