(3MLjI h faGP CMcGe GdeMcejf h ETcGdGJgG eMdjkG h OhdjkG(B/s - (3YGOd eMeO NjQs ((3eUQ(B:s (3OGQ GdfgVI GdYQHjI(B,s, 1995)
(3jTJed Ydj GQLGYGJ HHdjhLQGajI(B.s
(3GdfU CZdHg HGddZI GdYQHjI eY HYV GdfUhU GdEfLdjRjIs
Keywords: (3GdbGfhf GdOhdj GdYGes; (3GdJfXje GdOhdjs