U. Brandes, and T. Willhalm. Proceedings of the symposium on Data Visualisation 2002, page 159--ff. Aire-la-Ville, Switzerland, Switzerland, Eurographics Association, (2002)
D. Liben-Nowell, and J. Kleinberg. CIKM '03: Proceedings of the twelfth international conference on Information and knowledge management, page 556--559. New York, NY, USA, ACM, (2003)
D. Cai, Z. Shao, X. He, X. Yan, and J. Han. LinkKDD '05: Proceedings of the 3rd international workshop on Link discovery, page 58--65. New York, NY, USA, ACM, (2005)
J. Leskovec, K. Lang, A. Dasgupta, and M. Mahoney. WWW '08: Proceeding of the 17th international conference on World Wide Web, page 695--704. New York, NY, USA, ACM, (2008)
M. Latapy, C. Magnien, and N. Vecchio. (February 2008)the article defines and discusses the basics for complex networks with the focus on bipartite graphs
deals with (weighted) projection approaches;
gives a framework for basic notations.