MARTIN, Silke; HELMSCHROTT, Susanne; RAMMSTEDT, Beatrice. The Use of Respondent Incentives in PIAAC: The Field Test Experiment in Germany. methods, data, analyses, [S. l.], v. 8, n. 2, p. 223–242, 2014. DOI: 10.12758/mda.2014.009. Disponível em: https://majournals.bib.uni-mannheim.de/mda/article/view/2014.009. Acesso em: 8 oct. 2025.