  
  
  [1XReferences[101X
  
  [[20XGre00[120X]  [16XGreen,  E.  L.[116X,  [17XMultiplicative  bases,  Gr\"obner bases, and right
  Gr\"obner bases[117X, [18XJ. Symbolic Comput.[118X, [19X29[119X (2000), 601--623.
  
  [[20XGSZ01[120X]  [16XGreen,  E.  L.,  Solberg,  \.  and Zacharia, D.[116X, [17XMinimal projective
  resolutions[117X, [18XTrans. Amer. Math. Soc.[118X, [19X353[119X (2001), 2915--2939.
  
  
  
  [32X
