M. de Berg, O. Cheong, H. Haverkort, J. Lim, и L. Toma. Algorithms and Data Structures, 10th International Workshop, WADS 2007, Halifax, Canada, August 15-17, 2007, Proceedings, том 4619 из Lecture Notes in Computer Science, стр. 239―250. Springer, (2007)
E. Ezra, и M. Sharir. FOCS '07: Proceedings of the 48th Annual IEEE Symposium on Foundations of Computer Science, стр. 525―535. Washington, DC, USA, IEEE Computer Society, (2007)
M. de Berg, H. Haverkort, S. Thite, и L. Toma. Algorithms and Computation, 18th International Symposium, ISAAC 2007, Sendai, Japan, December 17-19, 2007, Proceedings, том 4835 из Lecture Notes in Computer Science, стр. 500―511. Springer, (2007)
M. de Berg, и C. Gray. Algorithms and Data Structures, 10th International Workshop, WADS 2007, Halifax, Canada, August 15-17, 2007, Proceedings, том 4619 из Lecture Notes in Computer Science, стр. 251―262. Springer, (2007)