. (1993). . Iranian Journal of Information Processing and Management, 10(1), 20-25.
. "", Iranian Journal of Information Processing and Management, 10, 1, 1993, 20-25.
. (1993). '', Iranian Journal of Information Processing and Management, 10(1), pp. 20-25.
, "," Iranian Journal of Information Processing and Management, 10 1 (1993): 20-25,
. . Iranian Journal of Information Processing and Management. 1993;10(1):20-25 (In Persian).
