(3OjhGf Bd jGSjf (B/ s - (3Bd jGSjf , eMeO MSjf s ((3HZOGO (B: s (3OGQ GdTDhf GdKbGajI GdYGeI , s, 1989)
Keywords: (3GdTYQ GdYQHj s -- (3OhGhjf hbUGFO s