Approximations of normal IRT models for change

Authors	E.S. Tan A.W. Ambergen R.J.M.M. Does TJ. Imbos
Publication date	1999
Journal	Journal of Educational and Behavioral Statistics
Volume | Issue number	24
Pages (from-to)	208-223
Organisations	Faculty of Science (FNWI) - Korteweg-de Vries Institute for Mathematics (KdVI)
Document type	Article
Published at	https://doi.org/10.2307/1165201
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