%% -*-BibTeX-*- @InCollection{GroetschelPadberg1985, author = "Martin Gr{\"o}tschel and Manfred W. Padberg", editor = "Eugene L. Lawler and Jan Karel Lenstra and A. H. G. Rinnooy Kan and David B. Shmoys", booktitle = "The Traveling Salesman Problem. A Guided Tour of Combinatorial Optimization", title = "Polyhedral theory", chapter = "8", publisher = "Wiley", pages = "251--306", year = "1985", classmath = "*90C10 52Bxx 90-02", language = "English", }