(3Mbhb GdEfSGf aj GdTQjYI GdESdGejI h bhGYO GdbGfhf GdOhdj GdYGe(B/s - (3eMeO YHOGdYRjR CHhSNjdIs ((3eUQ(B:s (3eWGHY GdNW(B,s, 1985)
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdOhdj GdYGes; (3Mbhb GdEfSGfs