(3GdbGfhf GdHMQj GddHfGfj (B/s - (3GdHGQhOj, Ydjs ((3HjQhJ (B:s (3GdOGQ GdLGeYjI ddWHGYI hGdfTQ,s, 1984)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdbGfhf GdHMQjs -- (3dHfGfs