@inproceedings{93dcd98fc8144eb1b136f0d6edeebfd0,
title = "Stronger Lagrangian bounds by use of slack variables: applications to machine scheduling problems",
author = "J.A. Hoogeveen and {van de Velde}, S.L.",
year = "1993",
language = "English",
pages = "195--208",
editor = "Giovanni Rinaldi and Wolsey, {Laurence A.}",
booktitle = "Integer Programming and Combinatorial Optimization",
publisher = "CORE Foundation",
address = "Belgium",
note = "3rd Conference on Integer Programming and Combinatorial Optimization, IPCO 1993, IPCO ; Conference date: 29-04-1993 Through 01-05-1993",
}