(3fKQ GdOQ (B/s - (3GdBHj, efUhQ Hf GdMSjf GdQGRj,s (3Jhaj MhGdj (B421 (3gLQj(B.s; (3bQfI, eMeO Ydjs; (3GdHLGhj, Ydj eMeO,s (3hdO (B1321 (3gLQjGs ((3GdbGgQI (B:s (3GdgjFI GdeUQjI GdYGeI ddcJGH,s, 1981)
Keywords: (3GdCOH GdYQHjs -- (3eLehYGJs