(3GdGSS GdegeI aj GdfXGe GdGSdGej (B/ s - (3GdJSNjQj, eMeO Ydj, s 1363-1441 (3gLQj, s ((3HjQhJ, dHfGf (B: s (3OGQ GdMb, (B414 (3g`(B. = 1993.s, 1993)
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B153-155.s
Keywords: (3GdfXe GdGSdGejI (B((3TjYI(B)s; (3GdGSdGe hGdSjGSI (B((3TjYI(B)s; (3GdGMcGe GdSdWGfjI(B.s