@InProceedings{gu_et_al:OASIcs.CCA.2009.2267,
  author =	{Gu, Xiaoyang and Lutz, Jack H. and Mayordomo, Elvira},
  title =	{{Curves That Must Be Retraced}},
  booktitle =	{6th International Conference on Computability and Complexity in Analysis (CCA'09)},
  pages =	{149--160},
  series =	{Open Access Series in Informatics (OASIcs)},
  ISBN =	{978-3-939897-12-5},
  ISSN =	{2190-6807},
  year =	{2009},
  volume =	{11},
  editor =	{Bauer, Andrej and Hertling, Peter and Ko, Ker-I},
  publisher =	{Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik},
  address =	{Dagstuhl, Germany},
  URL =		{https://drops.dagstuhl.de/entities/document/10.4230/OASIcs.CCA.2009.2267},
  URN =		{urn:nbn:de:0030-drops-22674},
  doi =		{10.4230/OASIcs.CCA.2009.2267},
  annote =	{Keywords: Computable analysis, computable curve, computational complexity, Hausdorff measure, rectifiable curve}
}