Fast approximation techniques and geometric embedding problems. Bern, M., Karloff, H., Raghavan, P., & Schieber, B. Theoretical Computer Science, 106:265–281, 1992.
bibtex   
@ARTICLE{J17,
  AUTHOR = {Bern, M.W. and Karloff, H.J. and Raghavan, P. and Schieber, B.},
  YEAR = {1992},
  JOURNAL = {Theoretical Computer Science},
  PAGES = {265--281},
  TITLE = {Fast approximation techniques and geometric embedding problems},
  VOLUME = {106},
}

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