(3MeGjI GdeSJgdc aj GdYdGbGJ GdNGUI PGJ GdWGHY GdOhdj(B/s - (3CHhGdYdG Ydj GHhGdYdG GdfeQs ((3eUQ(B:s (3OGQ GdfgVI GdYQHjI(B,s, 1998)
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
(3GdfU CZdHg HGddZI GdYQHjI eY HYV GdfUhU GdEfLdjRjIs
Keywords: (3GdbGfhf GdOhdj GdYGes; (3Mbhb GdEfSGfs