NADER, J. S. Duration, Systematic Risk, and Employee Valuation of Default-Free Pension Claims. Financial Services Review, [S. l.], v. 1, n. 1, p. 84–85, 1991. DOI: 10.1016/1057-0810(91)90024-S. Disponível em: https://openjournals.libs.uga.edu/fsr/article/view/3672. Acesso em: 27 jul. 2024.