REVILLA, Melanie. Analyzing Survey Characteristics, Participation, and Evaluation Across 186 Surveys in an Online Opt-In Panel in Spain. methods, data, analyses, [S. l.], v. 11, n. 2, p. 135–162, 2017. DOI: 10.12758/mda.2017.02. Disponível em: https://majournals.bib.uni-mannheim.de/mda/article/view/2017.02. Acesso em: 8 dec. 2025.