JÄCKLE, Annette; LYNN, Peter; BURTON, Jon. Going Online with a Face-to-Face Household Panel: Effects of a Mixed Mode Design on Item and Unit Non-Response. Survey Research Methods, [S. l.], v. 9, n. 1, p. 57–70, 2015. DOI: 10.18148/srm/2015.v9i1.5475. Disponível em: https://ojs.ub.uni-konstanz.de/srm/article/view/5475. Acesso em: 27 apr. 2024.