(3GdchjJ aj GdEJaGbjI GdEfLdjRjI (B- (3GdJQcjI(B/s - (3ejehfI NdjaI GdYPHj GdUHGMs ((3eUQ(B:s (3OGQ ZQjH ddWHGYI(B,s, 1992)
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
(3GdfU CZdHg HGddZI GdYQHjI eY HYV GdfUhU GdEfLdjRjIs
Keywords: (3GdbGfhf GdOhdj GdYGes