@unpublished{TUW-240788, author = {Landskron, Daniel and Hofmeister, Armin and B{\"o}hm, Johannes}, title = {Refined and site-augmented tropospheric delay models in the analysis of VLBI observations}, year = {2015}, note = {poster presentation: IUGG 2015 General Assembly, Prag; 2015-06-22 -- 2015-07-02} }