(3efgL GdbQBf aj GdOYhI Edi GdEjeGf (B/s - (3Gdabjgj, Ydj Hf eMeO Hf fGUQ,s 1354 (3gLQjG(B-.s ((3ecI GdecQeI (B:s (3Ydj Hf eMeO Gdabjgj,s, 1984)
(3GdCUd CWQhMI(B-(3LGeYI Gdedc YHO GdYRjR(B.s
Keywords: (3GdEjeGfs; (3GdOYhI GdESdGejIs