  
  
  [1XReferences[101X
  
  [[20XBre89[120X]   [16XBressoud,   D.   M.[116X,   [17XFactorization   and   Primality   Testing[117X,
  Springer-Verlag (1989).
  
  [[20XBre96[120X]  [16XBrent,  R.  P.[116X,  [17XFactorization  of  the  Tenth and Eleventh Fermat
  Numbers[117X                              (1996),                             ((
  ftp://ftp.comlab.ox.ac.uk/pub/Documents/techpapers/Richard.Brent/rpb161tr.dvi.gz
  )).
  
  [[20XBre04[120X]      [16XBrent,     R.     P.[116X,     [17XFactor     Tables[117X     (2004),     ((
  http://web.comlab.ox.ac.uk/oucl/work/richard.brent/factors.html )).
  
  [[20XCoh93[120X]  [16XCohen,  H.[116X,  [17XA  Course  in  Computational Algebraic Number Theory[117X,
  Springer-Verlag (1993).
  
  [[20XLN17[120X]  [16XLübeck,  F.  and  Neunhöffer, M.[116X, [17XGAPDoc (Version 1.6)[117X, RWTH Aachen
  (2017), (( GAP package, http://www.gap-system.org/Packages/gapdoc.html )).
  
  
  
  [32X
