(3ETcGdjI GdMOhO aj GdhWf GdYQHj (B: s (3OQGSI aj GdUQGYGJ GdSjGSjI h GdNdGaGJ GdMOhOjI GdYQHjI (B/ s - (3GdLGShQ, fGXe YHO GdhGMOs ((3YeGf (B:s (3OGQ eLOdGhj ddfTQ,s, 2001)
Keywords: (3GdMOhOs; (3JNWjW GdMOhOs; (3GdHdOGf GdYQHjIs; (3GdYdhe GdSjGSIs