PIENAAR, J. W.; CILLIERS, F. The Janus effect: Contradictory demands placed on the academic chairperson. South African Journal of Higher Education, [S. l.], v. 30, n. 2, p. 184–204, 2016. DOI: 10.20853/30-2-579. Disponível em: https://www.journals.ac.za/sajhe/article/view/579. Acesso em: 7 oct. 2025.