(3MeGjI GdEfSGf ef hSGhS GdLf hGdTjWGf (B:s (3HMK aj CZQGV GdGSJYGPI YdGL GdhShGS (B/s - (3GdVHjYj, EHQGgje Hf eMeO Hf EHQGgje,s (3Jhaj (B1422 (3gLQjG(B.s ((3GdQjGV (B:s (3TQcI GdYHjcGf ddfTQ,s, 1992)
Keywords: (3GdTjGWjf hGdLGfs; (3YdGL Ojfj s