(3GdfSH hCMcGeg aj GdTQjYI GdESdGejI hGdbGfhf GdchjJj (B/s - (3MSf, eMehO eMeOs ((3GdThjN, GdchjJ (B:s (3LGeYI GdchjJ, dLfI GdJCdja hGdJYQjH hGdfTQ,s, 1999)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3HHdjhLQGajI (B: (3U(B. 205-209.s
Keywords: (3GdfSH (B((3abg ESdGej(B)s; (3GdCMhGd GdTNUjIs -- (3bhGfjf hJTQjYGJs -- (3GdchjJs