@InProceedings{jez_et_al:LIPIcs.STACS.2014.445,
  author =	{Jez, Artur and Lohrey, Markus},
  title =	{{Approximation of smallest linear tree grammar}},
  booktitle =	{31st International Symposium on Theoretical Aspects of Computer Science (STACS 2014)},
  pages =	{445--457},
  series =	{Leibniz International Proceedings in Informatics (LIPIcs)},
  ISBN =	{978-3-939897-65-1},
  ISSN =	{1868-8969},
  year =	{2014},
  volume =	{25},
  editor =	{Mayr, Ernst W. and Portier, Natacha},
  publisher =	{Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik},
  address =	{Dagstuhl, Germany},
  URL =		{https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.STACS.2014.445},
  URN =		{urn:nbn:de:0030-drops-44789},
  doi =		{10.4230/LIPIcs.STACS.2014.445},
  annote =	{Keywords: Grammar-based compression, Tree compression, Tree-grammars}
}