MAIR, P.; HATZINGER, R. . Extended Rasch Modeling: The eRm Package for the Application of IRT Models in R. Journal of Statistical Software, [S. l.], v. 20, n. 9, p. 1–20, 2007. DOI: 10.18637/jss.v020.i09. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v020i09. Acesso em: 19 apr. 2024.