(3HOGjI GdeLJgO hfgGjI GdebJUO (B/s - (3GHf QTO, eMeO Hf CMeO Hf eMeO (B((3GdMajO(B)(3,s 520-595 (3g`(B.s; (3GdMehj, eGLOs ((3HjQhJ (B:s (3OGQ GHf MRe ddWHGYI h GdfTQ h GdJhRjY,s, 1995)
Keywords: (3Gdabg GdESdGejs -- (3ePGgHs