(3GdMGSH (B:s (3TQM JYdjei eHSW (B/s - (3GdQeGMj(B: (3SGej(B.s ((3HjQhJ (B: (3dHfGf (B:s (3GdOGQ GdYQHjI ddYdhe(B:s, 1988)
Keywords: (3GdMGSHGJ GdGdcJQhfjI(B.s