(1997). . Iranian Journal of Information Processing and Management, 13(1), 61-83.
. "", Iranian Journal of Information Processing and Management, 13, 1, 1997, 61-83.
(1997). '', Iranian Journal of Information Processing and Management, 13(1), pp. 61-83.
, "," Iranian Journal of Information Processing and Management, 13 1 (1997): 61-83,
. Iranian Journal of Information Processing and Management, 1997; 13(1): 61-83.
