Set-Homogeneous Graphs and Embeddings of Total Orders Manfred DrosteMichele GiraudetDugald Macpherson OriginalPaper Pages: 9 - 20
Shrinkability of Minimal Elements in Sphere Representations of Posets Edward R. ScheinermanPaul J. Tanenbaum OriginalPaper Pages: 59 - 66
Sources and Sinks in Comparability Graphs Celina M. H. de FigueiredoJohn GimbelJayme L. Szwarcfiter OriginalPaper Pages: 75 - 83