M. G. Pilcher

The traveling salesman problem, edited by E.L. Lawler, J.K. Lenstra, A.H.G. Rinnooy Kan, and D.B Shmoys, John Wiley & Sons, Chichester, 1985, 463 pp

R. Johnson, M. G. Pilcher, 1988, Networks.

The traveling salesman problem, edited by E. L. Lawler, J. K. Lenstra, A.H.G. Rinnooy Kan, and D.B. Shmoys, John Wiley & sons, chichester, 1985, 463 pp

R. Johnson, M. G. Pilcher, 1989, Networks.