SODEUR, Wolfgang. Interviewers‘ scope for influence on random sampling. A comparative analysis of ALLBUS surveys. methods, data, analyses, [S. l.], v. 1, n. 2, p. 107–130, 2007. DOI: 10.12758/mda.2007.007. Disponível em: https://majournals.bib.uni-mannheim.de/mda/article/view/2007.007. Acesso em: 8 oct. 2025.