. (1973). . Iranian Journal of Information Processing and Management, 2(1), 27-33.
. "", Iranian Journal of Information Processing and Management, 2, 1, 1973, 27-33.
. (1973). '', Iranian Journal of Information Processing and Management, 2(1), pp. 27-33.
, "," Iranian Journal of Information Processing and Management, 2 1 (1973): 27-33,
. . Iranian Journal of Information Processing and Management. 1973;2(1):27-33 (In Persian).
