(3hKGFb eDJeQ GdYOGdI GdChd (B:s (3HMhK gjFGJ fXGe GdYOGdI GdLfGFjI (B/s - (3eDJeQ GdYOGdIs 1986 : (3GdbGgQI(B)s ((3GdbGgQI (B:s (3hRGQI GdOGNdjI, CcGOjejI GdTQWI, eQcR HMhK GdTQWI,s, 1986)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3bGfhf GdELQGAGJ GdLfGFjIs -- (3eUQs -- (3eDJeQGJs; (3GdTQWIs -- (3bhGfjf hJTQjYGJs -- (3eUQs -- (3eDJeQGJs