@InProceedings{campbell_et_al:LIPIcs.CALCO.2019.16,
  author =	{Campbell, Graham and Courtehoute, Brian and Plump, Detlef},
  title =	{{Linear-Time Graph Algorithms in GP 2}},
  booktitle =	{8th Conference on Algebra and Coalgebra in Computer Science (CALCO 2019)},
  pages =	{16:1--16:23},
  series =	{Leibniz International Proceedings in Informatics (LIPIcs)},
  ISBN =	{978-3-95977-120-7},
  ISSN =	{1868-8969},
  year =	{2019},
  volume =	{139},
  editor =	{Roggenbach, Markus and Sokolova, Ana},
  publisher =	{Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik},
  address =	{Dagstuhl, Germany},
  URL =		{https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.CALCO.2019.16},
  URN =		{urn:nbn:de:0030-drops-114440},
  doi =		{10.4230/LIPIcs.CALCO.2019.16},
  annote =	{Keywords: Graph transformation, rooted graph programs, GP 2, linear-time algorithms, depth-first search, topological sorting}
}