@unpublished{TUW-119326, author = {B{\"o}hm, Johannes and Titov, J. and Tesmer, V. and Schuh, Harald}, title = {Influence of different estimation strategies on geodetic parameters using the Least-Squares Method}, year = {2002}, note = {poster presentation: EGS XXVII General Assembly, Nice, France, Nizza; 2002-04-21 -- 2002-04-26} }