[1]

Nina Amenta, Sunghee Choi, and Günter Rote. Incremental constructions con BRIO. In Proc. 19th Annu. Sympos. Comput. Geom., pages 211–219, 2003.

[2]

D. Bertsimas and M. Grigni. On the space-filling curve heuristic for the euclidean traveling salesman problem. Operations Research Letters, 8:241–244, 1989.

[3]

Arthur Butz. Alternative algorithm for Hilbert's space-filling curve. IEEE Transactions on computers, pages 424–425, 1971.