00436nam a2200133Ia 4500020001500000082002600015100004900041245005600090260004900146300003000195490004000225500000500265700003200270  a1402006640  a519.91015116bG984.TS  aGutin, Gregory and Punnen, Abraham P d eds.  aThe traveling salesman problem and its variationsb  aDordrechtbKluwer Academic Publicationc2002  axviii, 830p. Bibl. Index.  aCombinatorial Optimization v v. 12  a  aPunnen, Abraham P ; jt. ed.