. (2002). . Iranian Journal of Information Processing and Management, 18(1), 56-61.
. "", Iranian Journal of Information Processing and Management, 18, 1, 2002, 56-61.
. (2002). '', Iranian Journal of Information Processing and Management, 18(1), pp. 56-61.
, "," Iranian Journal of Information Processing and Management, 18 1 (2002): 56-61,
. . Iranian Journal of Information Processing and Management. 2002;18(1):56-61 (In Persian).
