(3cJGH GdLgGO ai SHjd Gddg ddGeGe GHf Gdbje (B/ s - (3GHf bje GdLhRjI(B: (3TeS GdOjf GHh YHOGddg eMeO Hf GHi HcQs ([S.N] : (3eQcR GdcJGH ddfTQ , s, 1991)
Keywords: (3GdSjQI GdfHhjIs; (3GdLgGO ai GdGSdGes; (3YUQ GdLgGO ai SHjd fTQ GdOYhIs; (3GdbJGds