Document Type : Original Article
lotfi,A A and mortazavi,K . (2005). Cost Analysis - Optional Insurance Benefits. Social Security Journal, 6(4), 249-272.
lotfi,A A , and mortazavi,K . "Cost Analysis - Optional Insurance Benefits", Social Security Journal, 6, 4, 2005, 249-272.
lotfi A A, mortazavi K. (2005). 'Cost Analysis - Optional Insurance Benefits', Social Security Journal, 6(4), pp. 249-272.
A A lotfi and K mortazavi, "Cost Analysis - Optional Insurance Benefits," Social Security Journal, 6 4 (2005): 249-272,
lotfi A A, mortazavi K. Cost Analysis - Optional Insurance Benefits. Social Security Journal. 2005;6(4):249-272 (In Persian).
