CGAL 5.5.4 - Optimal Distances
Bibliography
[1]

A. Aggarwal, M. M. Klawe, S. Moran, P. W. Shor, and R. Wilber. Geometric applications of a matrix-searching algorithm. Algorithmica, 2:195–208, 1987.

[2]

Bernd Gärtner and Svend Schönherr. An efficient, exact, and generic quadratic programming solver for geometric optimization. In Proc. 16th Annu. ACM Sympos. Comput. Geom., pages 110–118, 2000.