(3Gdabg GdebGQf ddCMhGd GdTNUjI Hjf GdePGgH GdCQHYI GdSfjI hGdePgH GdLYaQj hGdbGfhf (B/s - (3HOQGf, HOQGf CHh GdYjfjfs ((3HjQhJ (B:s (3OGQ GdfgVI GdYQHjI ddWHGYI hGdfTQ, s, 1967)
(3HHdjhLQGajI (B: (3U(B. 588-591.s
Keywords: (3GdCMhGd GdTNUjI ddeSdejfs; (3Gdabg GdESdGejs -- (3ePGgHs