LOOSVELDT, Geert; BEULLENS, Koen. ’How long will it take?’ An analysis of interview length in the fifth round of the European Social Survey. Survey Research Methods, [S. l.], v. 7, n. 2, p. 69–78, 2013. DOI: 10.18148/srm/2013.v7i2.5086. Disponível em: https://ojs.ub.uni-konstanz.de/srm/article/view/5086. Acesso em: 25 jul. 2024.