(3GdYGde GdESdGej (B:s (3OQGSI aj SeGJg hNUGFUg GdLZQGajI hhRfg GdGbJUGOj hGQJHGW GdchjJ Hg (B/s - (3CeGf, ZGfe SdWGfs ((3GdchjJ (B:s (3PGJ GdSdGSd,s, 2002)
(3HHdjhLQGajI (B: (3U(B. 270-275.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdHdGO GdESdGejI s -- (3LZQGajGs; (3GdHdGO GdESdGejIs -- (3CMhGd GbJUGOjIs; (3GdchjJs -- (3CMhGd GbJUGOjIs