CLUR, J.; DORRINGTON, R.; SCHRIEK, K.; LEWIS, P. Modelling the mortality of members of group schemes in South Africa. South African Actuarial Journal, [S. l.], v. 13, n. 1, p. 143–184, 2013. DOI: 10.4314/saaj.v13i1.5. Disponível em: https://www.ajol.info/index.php/saaj/article/view/96743. Acesso em: 7 sep. 2026.