MINNAAR, L.; HEYSTEK, J. Online Surveys as Data Collection Instruments in Education Research: A Feasible Option?. South African Journal of Higher Education, [S. l.], v. 27, n. 1, 2016. DOI: 10.20853/27-1-233. Disponível em: https://www.journals.ac.za/sajhe/article/view/233. Acesso em: 15 oct. 2025.