(3GdSHH YfO GdCUhdjjf (B/s - (3GdQHjYI, YHO GdYRjR Hf YHO GdQMef Hf Ydjs ((3GdQjGV (B:s (3YHO GdYRjR Hf YHO GdQMef Hf Ydj GdQHjYI,s, 1997)
(3GdecJHI jJhGaQ HgG (B: (3eL(B. 1(3, (B2(3, (B3.s
Keywords: (3CUhd Gdabg GdESdGejs