(3GdWad GdYQHj hhSGFd GdGYdGe h CLgRI GdKbGaI (B. /s - (3GdYHO , YGWa YOdj s ([(3Ohf ecGf(B] :s (3GdeLdS GdYQHj ddWahdI h GdJfejI ,s, 1988)
Keywords: (3GdGYdGe s; (3GdWad s; (3GdYQHj s; (3hSGFds