TY  - CHAP
TI  - Measuring Change and Response Format Effects in Large Scale Educational Testing with LLRA.
AF  - International Meeting of the Psychometric Society
PP  - Hong Kong
PY  - 2011-07-01
AU  - Rusch, Thomas 
AU  - Dobrovits, Ingrid 
AU  - Höfler, Birgit 
AU  - Hatzinger, Reinhold 
ER -