Denis Lalanne Enrico Bertini P. Hertzog P. Bados Visual Analysis of Corporate Network Intelligence: Abstracting and Reasoning on Yesterdays for Acting Today. 115-130 2007 VizSEC http://dx.doi.org/10.1007/978-3-540-78243-8_8 conf/vizsec/2007 db/conf/vizsec/vizsec2007.html#LalanneBHB07