. (2004). Introduction of documents. Social Security Journal, 6(1), 275-294.
. "Introduction of documents", Social Security Journal, 6, 1, 2004, 275-294.
. (2004). 'Introduction of documents', Social Security Journal, 6(1), pp. 275-294.
, "Introduction of documents," Social Security Journal, 6 1 (2004): 275-294,
. Introduction of documents. Social Security Journal. 2004;6(1):275-294 (In Persian).