CALDERWOOD, Lisa; PLEWIS, Ian; KETENDE, Sosthenes; MOSTAFA, Tarek. Evaluating the immediate and longer term impact of a refusal conversion strategy in a large scale longitudinal study. Survey Research Methods, [S. l.], v. 10, n. 3, p. 225–236, 2016. DOI: 10.18148/srm/2016.v10i3.6275. Disponível em: https://ojs.ub.uni-konstanz.de/srm/article/view/6275. Acesso em: 16 apr. 2024.