  
  
  [1XReferences[101X
  
  [[20XBar03[120X]  [16XBartholdi,  L.[116X,  [17XEndomorphic  presentations  of  Branch  groups[117X, [18XJ.
  Algebra[118X, [19X268[119X (2003), 419-443.
  
  [[20XBau71[120X]  [16XBaumslag,  G.[116X,  [17XA finitely generated, infinitely related group with
  trivial multiplicator[117X, [18XBull. Amer. Math. Soc.[118X, [19X5[119X (1971), 131--136.
  
  [[20XBEH08[120X]  [16XBartholdi,  L.,  Eick,  B.  and  Hartung,  R.[116X, [17XA nilpotent quotient
  algorithm  for  certain  infinitely  presented  groups and its applications[117X,
  [18XInternat. J. Algebra Comput.[118X, [19X18[119X, 8 (2008), 1321--1344.
  
  [[20XBG02[120X] [16XBartholdi, L. and Grigorchuk, R. I.[116X, [17XOn parabolic subgroups and Hecke
  algebras of some fractal groups[117X, [18XSerdica Math. J.[118X, [19X28[119X, 1 (2002), 47--90.
  
  [[20XBSV99[120X]  [16XBrunner,  A.  M.,  Sidki,  S. and Vieira, A. C.[116X, [17XA just-nonsolvable
  torsion-free  group  defined  on the binary tree[117X, [18XJ. Algebra[118X, [19X211[119X, 1 (1999),
  99-114.
  
  [[20XBV05[120X]  [16XBartholdi,  L. and Vir{\'a}g, B.[116X, [17XAmenability via random walks[117X, [18XDuke
  Math. J.[118X, [19X130[119X, 1 (2005), 39--56.
  
  [[20XCoo04[120X]   [16XCooperman,   G.[116X,   [17XParGAP[117X   (2004),   ((A   {\GAP4}  package,  see
  \cite{GAP4})).
  
  [[20XDP[120X]  [16XDay,  M.  and  Putman,  A.[116X,  [17X  A Birman exact sequence for the Torelli
  subgroup of Aut(F_n) [117X, (( Preprint )).
  
  [[20XFG85[120X]  [16XFabrykowski,  J.  and  Gupta,  N. D.[116X, [17XOn groups with sub-exponential
  growth  functions[117X,  [18XJ.  Indian  Math.  Soc. (N.S.)[118X, [19X49[119X, 3-4 (1985), 249--256
  (1987).
  
  [[20XGri80[120X] [16XGrigorchuk, R. I.[116X, [17XBurnside's problem on periodic groups[117X, [18XFunctional
  Analysis and its Applications[118X, [19X14[119X (1980), 41-43.
  
  [[20XGri83[120X]  [16XGrigorchuk,  R.  I.[116X,  [17XOn  the Milnor problem of group growth[117X, [18XDokl.
  Akad. Nauk SSSR[118X, [19X271[119X, 1 (1983), 30--33.
  
  [[20XGri98[120X] [16XGrigorchuk, R. I.[116X, [17XAn example of a finitely presented amenable group
  that does not belong to the class EG[117X, [18XMat. Sb.[118X, [19X189[119X, 1 (1998), 79--100.
  
  [[20XGri99[120X] [16XGrigorchuk, R. I.[116X, [17XOn the system of defining relations and the Schur
  multiplier  of  periodic  groups generated by finite automata[117X, in Groups St.
  Andrews  1997  in  Bath, I, Cambridge Univ. Press, London Math. Soc. Lecture
  Note Ser., [19X260[119X, Cambridge (1999), 290--317.
  
  [[20XGtZ02[120X]  [16XGrigorchuk, R. I. and {\. Z}uk, A.[116X, [17XOn a torsion-free weakly branch
  group  defined by a three state automaton[117X, [18XInternat. J. Algebra Comput.[118X, [19X12[119X,
  1--2 (2002), 223--246.
  
  [[20XHar08[120X]   [16XHartung,   R.[116X,  [17X  A  nilpotent  quotient  algorithm  for  finitely
  L-presented groups [117X, Diploma thesis , University of Braunschweig ( 2008 ).
  
  [[20XHar10[120X]   [16XHartung,   R.[116X,  [17XApproximating  the  Schur  multiplier  of  certain
  infinitely  presented  groups via nilpotent quotients[117X, [18XLMS J. Comput. Math.[118X,
  [19X13[119X (2010), 260--271.
  
  [[20XHar11[120X]  [16XHartung,  R.[116X,  [17XCoset  enumeration  for certain infinitely presented
  groups[117X, [18XInternat. J. Algebra Comput.[118X, [19X21[119X, 8 (2011), 1369--1380.
  
  [[20XHar12[120X]   [16XHartung,   R.[116X,   [17XA   Reidemeister-Schreier  theorem  for  finitely
  L-presented groups[117X, [18XInt. Electron. J. Algebra[118X, [19X11[119X (2012), 125--159.
  
  [[20XHar13[120X]  [16XHartung,  R.[116X,  [17XAlgorithms for finitely L-presented groups and their
  applications  to  some  self-similar  groups[117X,  [18XExpo.  Math.[118X,  [19X31[119X,  4 (2013),
  368--384.
  
  [[20XLys85[120X]  [16XLysenok,  I.  G.[116X,  [17XA  system of defining relations for a Grigorchuk
  group[117X, [18XMathematical Notes[118X, [19X38[119X (1985), 784-792.
  
  [[20XNic96[120X]  [16XNickel,  W.[116X,  [17XComputing  Nilpotent  Quotients of Finitely Presented
  Groups[117X,  [18XDIMACS  Series  in  Discrete  Mathematics  and Theoretical Computer
  Science[118X, [19X25[119X (1996), 175-191.
  
  [[20XNic03[120X] [16XNickel, W.[116X, [17XNQ[117X (2003), ((A {\GAP4} package, see \cite{GAP4})).
  
  [[20XSid87[120X]  [16XSidki,  S.[116X,  [17XOn  a  2-generated  infinite 3-group: The presentation
  problem[117X, [18XJournal of Algebra[118X, [19X110[119X (1987), 13-23.
  
  
  
  [32X
