Alt, Helmut Max Planck Society;
Mehlhorn, Kurt Algorithms and Complexity, MPI for Informatics, Max Planck Society;
Wagener, Hubert Max Planck Society;
Welzl, Emo Max Planck Society;
Alt, H., Mehlhorn, K., Wagener, H., & Welzl, E. (1988). Congruence, Similarity, and Symmetries of Geometric Objects. Discrete and Computational Geometry, 3, 237-256.
