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  1. 2014
  2. Published

    Pricing routines for vehicle routing with time windows on road networks

    Letchford, A. & Nasiri, S. D., 2014, Lancaster University: The Department of Management Science, 20 p. (Lancaster University Management School Working Paper Series; vol. 2014, no. 2).

    Research output: Working paper

  3. 2013
  4. Published

    A polyhedral approach to the single row facility layout problem

    Amaral, A. R. S. & Letchford, A., 10/2013, In: Mathematical Programming. 141, 1-2, p. 453-477 25 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  5. Published

    Approximating the Lovász θ function with the subgradient method

    Giandomenico, M., Letchford, A. N., Rossi, F. & Smriglio, S., 5/06/2013, In: Electronic Notes in Discrete Mathematics. 41, p. 157-164 8 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  6. Published

    Computing upper bounds for the stable set problem using Lagrangian relaxation

    Letchford, A., 05/2013.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

  7. Published

    Compact formulations of the Steiner traveling salesman problem and related problems

    Letchford, A. & Nasiri, S. D., 2013, In: European Journal of Operational Research. 228, 1, p. 83-92 10 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  8. 2010
  9. Published

    Lower bounds for the minimum linear arrangement of a graph

    Caprara, A., Letchford, A. & Salazar Gonzalez, J. J., 1/08/2010, In: Electronic Notes in Discrete Mathematics. 36, p. 843-849 7 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  10. 2008
  11. Published

    General routing problem

    Eglese, R. & Letchford, A., 4/09/2008, Encyclopedia of Optimization. Floudas, C. & Pardalos, P. (eds.). 2nd ed. New York: Springer, p. 1252-1254 3 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Entry for encyclopedia/dictionary

  12. Published

    A new lower bound for the minimum linear arrangement of a graph

    Amaral, A., Caprara, A., Letchford, A. N. & Salazar-Gonzalez, J.-J., 20/02/2008, In: Electronic Notes in Discrete Mathematics. 30, p. 87-92

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  13. 2000
  14. Published

    Polyhedral theory for arc routing problems

    Eglese, R. W. & Letchford, A. N., 2000, Arc Routing : Theory, Solutions and Applications. Dordrecht: Kluwer Academic Publishers, p. 199-230 32 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Chapter (peer-reviewed) › peer-review

  15. 1999
  16. Published

    On comb separation for the TSP

    Letchford, A., 10/01/1999, p. 4. 1 p.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

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