D. Eppstein, M. Goodrich, und J. Sun. SCG '05: Proceedings of the twenty-first annual symposium on Computational geometry, Seite 296--305. New York, NY, USA, ACM, (2005)
A. Borodin, R. Ostrovsky, und Y. Rabani. STOC '99: Proceedings of the thirty-first annual ACM symposium on Theory of computing, Seite 312--321. New York, NY, USA, ACM, (1999)
G. Miller, D. Talmor, S. Teng, und N. Walkington. STOC '95: Proceedings of the twenty-seventh annual ACM symposium on Theory of computing, Seite 683--692. New York, NY, USA, ACM, (1995)
B. Chazelle. SFCS '89: Proceedings of the 30th Annual Symposium on Foundations of Computer Science, Seite 586--591. Washington, DC, USA, IEEE Computer Society, (1989)
M. de Berg. FSTTCS 2005: Foundations of Software Technology and Theoretical Computer Science, 25th International Conference, Hyderabad, India, December 15-18, 2005, Proceedings, Volume 3821 von Lecture Notes in Computer Science, Seite 116--127. Springer, (2005)
P. Agarwal, M. de Berg, D. Halperin, und M. Sharir. SODA '96: Proceedings of the Seventh Annual ACM-SIAM Symposium on Discrete Algorithms, Seite 122―131. Atlanta, Georgia, (1996)