TOEPOEL, Vera; LUGTIG, Peter. Online Surveys are Mixed-Device Surveys. Issues Associated with the Use of Different (Mobile) Devices in Web Surveys. methods, data, analyses, [S. l.], v. 9, n. 2, p. 155–162, 2015. DOI: 10.12758/mda.2015.009. Disponível em: https://majournals.bib.uni-mannheim.de/mda/article/view/2015.009. Acesso em: 8 dec. 2025.