@inproceedings{TUW-209042, author = {Madzak, Matthias and Nafisi, Vahab and B{\"o}hm, Johannes and Schuh, Harald}, title = {A new atmospheric ray-tracing algorithm and its use in VLBI analysis}, booktitle = {European Geosciences Union 2012}, year = {2012}, address = {14}, note = {poster presentation: European Geosciences Union, General Assembly 2012, Vienna, Austria; 2012-04-22 -- 2012-04-27} }