1. Matching points with circles and squares;Ábrego;Discrete and Computational Geometry,2009
2. Selecting distances in the plane;Agarwal;Algorithmica,1993
3. Compatible geometric matchings;Aichholzer;Computational Geometry: Theory and Applications,2009
4. O. Aichholzer, S. Cabello, R. Fabila-Monroy, D. Flores-Peñaloza, T. Hackl, C. Huemer, F. Hurtado, D.R. Wood, Edge-removal and non-crossing configurations in geometric graphs, in: Proceedings of 24th European Conference on Computational Geometry, 2008, pp. 119–122.
5. The Probabilistic Method;Alon,2000