1. J. Abello, S.G. Kobourov, R. Yusufov, Visualizing large graphs with compound-fisheye views and treemaps, in: Graph Drawing 2004, Lecture Notes in Computer Science, vol. 3383, Springer, Berlin, Heidelberg, 2004, pp. 431–441.
2. On the maximum number of edges in quasi-planar graphs;Ackerman;J. Comb. Theory Ser. A,2007
3. D. Archambault, T. Munzner, D. Auber, Grouse: feature-based, steerable graph hierarchy exploration, in: EuroVis 2007, 2007, pp. 67–74.
4. D. Auber, Y. Chiricota, F. Jourdan, G. Melançon, Multiscale visualization of small world networks, in: InfoVis 2003, IEEE, Computer Society Washington, DC, USA, 2003, pp. 75–81.
5. Emergence of scaling in random networks;Barabasi;Science,1999