@unpublished{TUW-119837, author = {Weber, Robert and Fragner, Elisabeth and Slater, J. and Habrich, H. and Glotov, V. and Romero, I. and Sch{\"a}r, Stefan}, title = {Precise GLONASS orbit determination within the IGS/IGLOS Pilot Project}, year = {2004}, note = {poster presentation: Kolloquium, Paris, Frankreich; 2004-07-18 -- 2004-07-25} }