The sensitivity analysis of multistate pension projections based on a vec-permutation approach. Statistics, Optimization & Information Computing, [S. l.], v. 15, n. 3, p. 1708–1740, 2025. DOI: 10.19139/soic-2310-5070-2832. Disponível em: https://www.iapress.org/index.php/soic/article/view/2832. Acesso em: 23 apr. 2026.