(3fXGe GdEQK h GdhUGjG h GdChbGa aj Gdabg GdESdGej (B/ s - (3MSjf, CMeO aQGLs; (3EeGe, eMeO ceGd GdOjfs ((3HjQhJ (B:s (3efThQGJ GdMdHj GdMbhbjI,s, 2002)
Keywords: (3Gdabg GdESdGejs; (3GdejQGKs; (3Gdhbas; (3GdCMcGe GdTQYjIs