@article{TUW-119480, author = {Fragner, Elisabeth and Weber, Robert}, title = {Estimation of the tropospheric delay from GNSS data over the Austrian Territory}, journal = {{\"O}sterreichische Zeitschrift f{\"u}r Vermessung und Geoinformation (VGI)}, year = {2003}, volume = {Heft 1}, pages = {48--53} }