@article{Goodman-Unsworth-shape-88-SINUM,
  volume = {25},
  number = {6},
  mrnumber = {MR972467 (90a:65035)},
  issn = {0036-1429},
  author = {Goodman, T. N. T. and Unsworth, K.},
  mrclass = {65D10},
  fjournal = {SIAM Journal on Numerical Analysis},
  mrreviewer = {K. Jetter},
  coden = {SJNAAM},
  title = {Shape-preserving interpolation by parametrically defined curves},
  journal = {SIAM J. Numer. Anal.},
  year = {1988},
  pages = {1453--1465},
}