(3COH GdHjJ GdeSde (B/s - (3GdCgOd, eMeO YHO GdQMef TejdIs ((3GdWGFa (B- (3GdSYhOjI(B:s (3GdbGgQI (B- (3eUQ(B:s (3ecJHI OGQ GdHjGf GdMOjKI,s, 1999)
Keywords: (3GdCNdGb GdESdGejIs; (3GdBOGH GdESdGejIs