D. Liben-Nowell, и J. Kleinberg. CIKM '03: Proceedings of the twelfth international conference on Information and knowledge management, стр. 556--559. New York, NY, USA, ACM, (2003)
D. Kempe, J. Kleinberg, и E. Tardos. KDD '03: Proceedings of the ninth ACM SIGKDD international conference on Knowledge discovery and data mining, стр. 137--146. ACM Press, (2003)
D. Nowell, и J. Kleinberg. CIKM '03: Proceedings of the twelfth international conference on Information and knowledge management, стр. 556--559. New York, NY, USA, ACM Press, (2003)
D. Liben-Nowell, и J. Kleinberg. CIKM '03: Proceedings of the twelfth international conference on Information and knowledge management, стр. 556--559. New York, NY, USA, ACM, (2003)
V. Batagelj, A. Mrvar, и M. Zaversnik. GD '99: Proceedings of the 7th International Symposium on Graph Drawing, стр. 90--97. London, UK, Springer-Verlag, (1999)
J. Hagman. Proceedings of the Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI), стр. 79--86. Minas Gerais, Brazil, (октября 1996)