Laurent Dupont Michael Hemmer Sylvain Petitjean Elmar Schömer Complete, Exact and Efficient Implementation for Computing the Adjacency Graph of an Arrangement of Quadrics. 633-644 2007 conf/esa/2007 ESA http://dx.doi.org/10.1007/978-3-540-75520-3_56 db/conf/esa/esa2007.html#DupontHPS07