(3GdhSjW ai bGfhf GdYbhHGJ (B:s (3GdbSe GdYGe (B/s - (3CMeO aJMj SQhQ s ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI ,s, 1985)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3bGfhf GdYbhHGJ (B- (3GdbSe GdYGes