(3GdbGfhf GdHMQi GdESdGei ceUOQ dbhGYO GdbGfhf GdHMQi GdeYGUQ (B/s - (3eUWai eMeO QLHs ((3eUQ (B:s (3GdecJH GdYQHi GdMOjK,s, 1990)
(3jTJed Ydi EQLGYGJ HHjdhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdHMQi GdGSdGeis -- (3GdbGfhf GdOhdi aj GdGSdGes