(3efGXQJGf aj CSJcghde Hjf OGYjI GdYUQ CMeO OjOGJ h cHjQ bSGhSI GdShjO GSJGfdj ThHjQL (B/ s - (3GdLhgQj, Ydjs ((3GdbGgQI (B:s (3OGQ GdaVjdI ddfTQ hGdJhRjY hGdJUOjQ,s, 1992)
Keywords: (3GdefGXQGJs; (3GdOjGfGJ GdebGQfIs