von Davier, MatthiasMatthiasvon DavierXu, XueliXueliXuCarstensen, Claus H.Claus H.Carstensen0000-0002-5736-46952019-09-192016-08-1620110033-3123https://fis.uni-bamberg.de/handle/uniba/40841engMeasuring Learning and Change in a Longitudinal Large-Scale Assessment with a General Latent Variable Modelarticle