Discrete MathematicsVolume 44, Issue 1, 1983, Page 111NoteA counterexample to a conjecture of grantAuthor links open overlay panelMao-cheng CaiShow moreShareCitehttps://doi.org/10.1016/0012-365X(83)90010-9Get rights and contentUnder an Elsevier user licenseopen archivePrevious article in issueNext article in issueRecommended articlesCited by (0)Copyright © 1983 Published by Elsevier B.V.