  
  
  [1XReferences[101X
  
  [[20XBar10[120X]   [16XBarakat,   M.[116X,   [17XThe   homalg   package   --   GAP4[117X   (2007-2010),
  ((https://homalg-project.github.io/homalg_project/homalg/)).
  
  [[20XBLH11[120X]  [16XBarakat,  M.  and  Lange-Hegermann,  M.[116X,  [17XAn  axiomatic  setup  for
  algorithmic homological algebra and an alternative approach to localization[117X,
  [18XJ. Algebra Appl.[118X, [19X10[119X, 2 (2011), 269--293.
  
  [[20XBR06[120X] [16XBarakat, M. and Robertz, D.[116X, [17Xmathtthomalg: First steps to an abstract
  package  for  homological  algebra[117X,  in  Proceedings  of  the  X  meeting on
  computational  algebra  and  its  applications  (EACA 2006), Sevilla (Spain)
  (2006),                                                              29--32,
  ((https://www.algebra.mathematik.uni-siegen.de/barakat/eaca/homalg_eaca06.pdf)).
  
  [[20Xhpa10[120X]   [16Xhomalg  project  authors,  T.[116X,  [17XThe  homalg  project[117X  (2003-2010),
  ((http://homalg.math.rwth-aachen.de/)).
  
  
  
  [32X
