(3GdeLJeY hGdSjGSI ai eUQ(B.s (1981-1952) (3OhQ LeGYGJ GdeUGdM ai GdfXGe GdSjGSi GdeUQi (B/s - (3eUWai cGed GdSjOs ((3GdbGgQI (B:s (3OGQ GdeSJbHd GdYQHi,s, 1983)
(3GdfU HGddZI GdYQHjIs
Keywords: (3LeGYGJ GdVZW hGdbhi GdSjGSjI GdCNQis; (3GdbGfhf GdOSJhQis