On the solution of traveling salesman problems. Applegate, David; Bixby, Robert; Chvátal, Vašek; Cook, William — 1998 Documenta Mathematica
Another abstraction of the Erdős-Szekeres happy end theorem. Alon, Noga; Chiniforooshan, Ehsan; Chvátal, Vašek; Genest, François — 2010 The Electronic Journal of Combinatorics [electronic only]