(3GdeOjQI hQGFOI GdCYeGd (B:s (3ebheGJ fLGMgG aj ehGLgI JMOjGJ GdbQf GdMGOj hGdYTQjf (B/s - (3RGjO, YGOd eMeOs ((3GdbGgQI (B:s (3GdefXeI GdYQHjI ddJfejI GdEOGQjI,s, 2000)
(3HHdjhLQGajI (B: (3U(B.115-123.s
Keywords: (3GdeQCI GdYGedIs; (3GdeQCI aj EOGQI GdCYeGds; (3GdfLGM GdEOGQjs