Using Latent Class Models with Random Effects for Investigating Local Dependence. - Matthias Trendtel; Ali Ünlü; Daniel Kasper; Sina Stubben (GfKl, 2012)

The OECD's Programme for International Student Assessment (PISA) Study: A Review of Its Basic Psychometric Concepts. - Ali Ünlü; Daniel Kasper; Matthias Trendtel; Michael Schurig (GfKl, 2012)

Convex Optimization as a Tool for Correcting Dissimilarity Matrices for Regular Minimality. - Matthias Trendtel; Ali Ünlü (Algorithms from and for Nature and Life, 2013)