@unpublished{TUW-190533, author = {B{\"o}hm, Johannes}, title = {Improved Constraints on Models of GIA: WG1 - Geodetic observation-level modeling and systematic biases}, year = {2010}, note = {talk: COST Action ES0701 Workshop 2010, TU Wien; 2010-11-16 -- 2010-11-17} }