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Good triangulations yield good tours
Letchford, Adam N.; Pearson, Nicholas A. - In: Computers & operations research : and their … 35 (2008) 2, pp. 638-647
Persistent link: https://www.econbiz.de/10003668470
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The compatible tour heuristic for the symmetric traveling salesman problem
Fortini, M.; Letchford, Adam N.; Lodi, Andrea; Wenger, K. M. - 2010
Persistent link: https://www.econbiz.de/10003987899
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Compact formulations of the Steiner Traveling Salesman Problem and related problems
Letchford, Adam N.; Nasiri, Saeideh D.; Theis, Dirk - In: European journal of operational research : EJOR 228 (2013) 1, pp. 83-92
Persistent link: https://www.econbiz.de/10009734153
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Stronger multi-commodity flow formulations of the (capacitated) sequential ordering problem
Letchford, Adam N.; Salazar-González, Juan-José - In: European journal of operational research : EJOR 251 (2016) 1, pp. 74-84
Persistent link: https://www.econbiz.de/10011446200
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The Steiner travelling salesman problem with correlated costs
Letchford, Adam N.; Nasiri, Saeideh D. - In: European journal of operational research : EJOR 245 (2015) 1, pp. 62-69
Persistent link: https://www.econbiz.de/10011290731
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Vehicle routing on road networks : how good is Euclidean approximation?
Boyaci, Burak; Thu Huong Dang; Letchford, Adam N. - In: Computers & operations research : and their … 129 (2021), pp. 1-13
Persistent link: https://www.econbiz.de/10012494753