@InProceedings{chalopin_et_al:LIPIcs.SoCG.2018.22,
  author =	{Chalopin, J\'{e}r\'{e}mie and Chepoi, Victor and Dragan, Feodor F. and Ducoffe, Guillaume and Mohammed, Abdulhakeem and Vax\`{e}s, Yann},
  title =	{{Fast Approximation and Exact Computation of Negative Curvature Parameters of Graphs}},
  booktitle =	{34th International Symposium on Computational Geometry (SoCG 2018)},
  pages =	{22:1--22:15},
  series =	{Leibniz International Proceedings in Informatics (LIPIcs)},
  ISBN =	{978-3-95977-066-8},
  ISSN =	{1868-8969},
  year =	{2018},
  volume =	{99},
  editor =	{Speckmann, Bettina and T\'{o}th, Csaba D.},
  publisher =	{Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik},
  address =	{Dagstuhl, Germany},
  URL =		{https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.SoCG.2018.22},
  URN =		{urn:nbn:de:0030-drops-87356},
  doi =		{10.4230/LIPIcs.SoCG.2018.22},
  annote =	{Keywords: Gromov hyperbolicity, Graphs, Geodesic metric spaces, Approximation algorithms}
}