@ARTICLE{Yu:HowDependent,
  AUTHOR =       {T. P.-Y. Yu},
  TITLE =        {How Data Dependent is a Nonlinear Subdivision Scheme?
                  -- A Case Study Based on Convexity Preserving Subdivision},
  JOURNAL =      {SIAM Journal on Numerical Analysis},
  YEAR =         {2006},
  volume =       {44},
  number =       {3},
  pages = {936-948},
}