Discussiones Mathematicae Graph Theory 32(4) (2012)
607-615

doi: 10.7151/dmgt.1629

Terry A. McKee
Department of Mathematics and Statistics |

**Keywords:** chord, chordal graph, strongly chordal graph, ptolemaic graph, trivially perfect graph, threshold graph

**2010 Mathematics Subject Classification:** 05C75, 05C38.

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Received 29 July 2011

Revised 4 November 2011

Accepted 4 November 2011