Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleBetter approximation ratios for the single-vehicle scheduling problems on line-shaped networks.AuthorsKaruno, Yoshiyuki; Nagamochi, Hiroshi; Ibaraki, ToshihidePublicationNetworks, 2002, Vol 39, Issue 4, p203ISSN0028-3045Publication typeArticleDOI10.1002/net.10028