(3geY GdghGeY aj TQM LeY GdLhGeY (B/ s - (3GdSjhWj, LdGd GdOjf YHO GdQMefs; (3gGQhf, YHO GdSdGe eMeOs; (3ecQe, YHO GdYGd SGdes ((3GdchjJ (B:s (3OGQ GdHMhK GdYdejI,s, 1992)
Keywords: (3GddZI GdYQHjIs; (3Yde GdUQas; (3bhGYO GddZIs