Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
László Szécsi, László Szirmay-Kalos. Efficient Approximate Visibility Testing Using Occluding Spheres. In WSCG (Posters). pages 435-442, 2004.
Abstract is missing.