(3JYGdi GdGfG ehLhO (B/ s - (3MSf Mfais; (3SGQJQ , LGf Hhds ((3HjQhJ (B: s (3OGQ GdJfhjQ ddWHGYI hGdfTQ , s, 1982)
Keywords: (3GdhLhOjIs; (3GdadSaI GdhLhOjIs; (3GdGfGs; (3SGQJQ, LGf Hhds; (3GdhLhOs; (3GdGfG hGdPGJs