(3eHGOF GdbGfhf GdOhdj GdYGe (B/s - (3TdHj, EHQGgje CMeOs ([(3HjQhJ(B] :s (3GdOGQ GdLGeYjI,s, 1985)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdbGfhf GdOhdj GdYGes