MATH  S. Lin and B.W. Kernighan. An effective heuristic algorithm for the traveling-salesman problem. Operations Research, 00:000-000, 0000.MathSciNetCrossRefMATH  H.R. Lourenço, O. Martin, and T. Stützle. Iterated local search. In F. Glover and G. Kochenberger, editors, Handbook of metaheuristics, pages 000-000. Kluwer Academic Publishers, Boston, 0000.  O. Martin and S.W. Otto. Combining simulated annealing with local search heuristics. Annals of Operations Research