SPELTA, Dario. Survival functions and mortality tables at the origins of actuarial mathematics. Statistica, [S. l.], v. 57, n. 2, p. 211–220, 1997. DOI: 10.6092/issn.1973-2201/1058. Disponível em: https://rivista-statistica.unibo.it/article/view/1058. Acesso em: 4 dec. 2024.