@inbook{3050, author = {{Alt, Helmut and Blömer, Johannes and Wagener, Hubert}}, booktitle = {{Automata, Languages and Programming}}, isbn = {{3540528261}}, pages = {{703--716}}, publisher = {{Springer-Verlag}}, title = {{{Approximation of convex polygons}}}, doi = {{10.1007/bfb0032068}}, year = {{1990}}, } @inbook{16738, author = {{Dietzfelbinger, Martin and Meyer auf der Heide, Friedhelm}}, booktitle = {{Automata, Languages and Programming}}, isbn = {{3540528261}}, title = {{{A new universal class of hash functions and dynamic hashing in real time}}}, doi = {{10.1007/bfb0032018}}, year = {{1990}}, }