@InProceedings{boichut_et_al:LIPIcs.RTA.2013.128,
  author =	{Boichut, Yohan and Chabin, Jacques and R\'{e}ty, Pierre},
  title =	{{Over-approximating Descendants by Synchronized Tree Languages}},
  booktitle =	{24th International Conference on Rewriting Techniques and Applications (RTA 2013)},
  pages =	{128--142},
  series =	{Leibniz International Proceedings in Informatics (LIPIcs)},
  ISBN =	{978-3-939897-53-8},
  ISSN =	{1868-8969},
  year =	{2013},
  volume =	{21},
  editor =	{van Raamsdonk, Femke},
  publisher =	{Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik},
  address =	{Dagstuhl, Germany},
  URL =		{https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.RTA.2013.128},
  URN =		{urn:nbn:de:0030-drops-40580},
  doi =		{10.4230/LIPIcs.RTA.2013.128},
  annote =	{Keywords: rewriting systems, non-regular approximations, logic programming, tree languages, descendants}
}