Output-Sensitive Construction of Polytopes in Four Dimensions and Clipped Voronoi Diagrams in Three.

Timothy M. Chan Jack Snoeyink Chee-Keng Yap Output-Sensitive Construction of Polytopes in Four Dimensions and Clipped Voronoi Diagrams in Three. 282-291 1995 conf/soda/1995 SODA db/conf/soda/soda95.html#ChanSY95 http://dl.acm.org/citation.cfm?id=313651.313708