(3af GdNHQ GdUMaj (B:s (3OQGSI ebGQfI Hjf GdNHQ aj GdUMa GdeJbOeI h GdfGejI (B,(3GdNHQ aj GdUMa GdeMGaXI h GdTYHjI(B,(3GdNHQ aj GdUMa h GdQGOjh h GdJdaRjhf (B/s - (3CHhRjO, aGQhbs ((3HjQhJ (B:s (3OGQ GdTQhb ,s, 1984)
(3HjHdjhZQGajG(B:(3U(B.407-413s
Keywords: (3GdJdaRjhfs; (3GdOhd GdfGejI s; (3GdQGOjh s; (3GdNHQ GdUMaj s