Arnold's Problems, 2005, 181
В. А. Васильев, “Топология наборов плоскостей и их дополнений”, УМН, 56:2(338) (2001), 167–203 ; V. A. Vassiliev, “Topology of plane arrangements and their complements”, Russian Math. Surveys, 56:2 (2001), 365–401
Vassiliev V., “Resolutions of Discriminants and Topology of their Complements”, New Developments in Singularity Theory, NATO Science Series, Series II: Mathematics, Physics and Chemistry, 21, eds. Siersma D., Wall C., Zakalyukin V., Springer, 2001, 87–115