@article{vKS+11a,
 author = {Von Landesberger, Tatiana and Kuijper, Arjan and Schreck, Tobias and Kohlhammer, Jörn and Van Wijk, Jack and Fekete, Jean-Daniel and Fellner, Dieter},
 journal = {Wiley-Blackwell Computer Graphics Forum},
 title = {Visual analysis of large graphs: State-of-the-art and future research challenges},
 year = {2011}
}