VELEZ, Pauline; ASHWORTH, Steven D. The Impact of Item Readability on the Endorsement of the Midpoint Response in Surveys. Survey Research Methods, [S. l.], v. 1, n. 2, p. 69–74, 2007. DOI: 10.18148/srm/2007.v1i2.76. Disponível em: https://ojs.ub.uni-konstanz.de/srm/article/view/76. Acesso em: 26 apr. 2024.