(3GdcJH h GdecJHGJ ai GdGfOdS (B/s - (3OjGH(B: (3MGeO GdTGaYi(B. s ((3GdbGgQI (B:s (3OGQ bHGA (B:s, 1998)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI (B((3U(B.145-160). s
Keywords: (3GdecJHGJs -- (3JGQjNs -- (3GSHGfjG(B.s