Kadefors, R., Schaller, J., Thång, P.-O., & Pestat, E. (2016). Attitudes Among Male and Female University Professors, and other Categories of University Employees, to Working up to and Beyond Normal retirement age. Nordic Journal of Working Life Studies, 6(1), 133-146. https://doi.org/10.19154/njwls.v6i1.4913