(1998). . Iranian Journal of Information Processing and Management, 13(3), 33-52.
. "", Iranian Journal of Information Processing and Management, 13, 3, 1998, 33-52.
(1998). '', Iranian Journal of Information Processing and Management, 13(3), pp. 33-52.
, "," Iranian Journal of Information Processing and Management, 13 3 (1998): 33-52,
. Iranian Journal of Information Processing and Management, 1998; 13(3): 33-52.
