(3GdeHGOF GdYGeI ddbGfhf GdOSJhQj (B/s - (3YHO Gddg, YHO GdZfj HSjhfjs ((3HjQhJ (B:s (3GdOGQ GdLGeYjI,s, 1985)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdbGfhf GdOSJhQjs -- (3dHfGfs