@article{GGR13,
  title = "The Complexity of Counting Homomorphisms to Cactus Graphs Modulo 2",
  author = "Andreas G{\"o}bel and Leslie Ann Goldberg and David Richerby",
  year = "2013",
  journal = "CoRR",
  volume = "abs/1307.0556",
}
@article{DBLP:journals/corr/GobelGMRY13,
  title = "Counting list matrix partitions of graphs",
  author = "Andreas G{\"o}bel and Leslie Ann Goldberg and Colin McQuillan and David Richerby and Tomoyuki Yamakami",
  year = "2013",
  journal = "CoRR",
  volume = "abs/1306.5176",
}
@inproceedings{DBLP:conf/tamc/BampasGPT09,
  title = "On the Connection between Interval Size Functions and Path Counting",
  author = "Evangelos Bampas and Andreas-Nikolas G{\"o}bel and Aris Pagourtzis and Aris Tentes",
  year = "2009",
  booktitle = "TAMC",
  pages = "108-117",
}