@unpublished{TUW-120851, author = {Wresnik, J{\"o}rg and B{\"o}hm, Johannes and Schuh, Harald}, title = {Vienna VLBI Simulation}, year = {2007}, note = {talk: 18th European VLBI for Geodesy and Astrometry, Wien; 2007-04-12 -- 2007-04-13} }