@inproceedings{g-frseb-99 , author = "B. G{\"a}rtner" , title = "Fast and robust smallest enclosing balls" , booktitle = "Proc. 7th annu. European Symposium on Algorithms (ESA)" , year = "1999" , series = "Lecture Notes in Computer Science" , volume = "1643" , publisher = "Springer-Verlag" , pages = "325--338" }