Saurabh Ray, Nabil H. Mustafa. Weak epsilon-nets have basis of size o(1/epsilon log (1/epsilon)) in any dimension. In Jeff Erickson, editor, Proceedings of the 23rd ACM Symposium on Computational Geometry, Gyeongju, South Korea, June 6-8, 2007. pages 239-244, ACM, 2007. [doi]
Abstract is missing.