Discussiones Mathematicae Graph Theory 28(3) (2008)
393-418
doi: 10.7151/dmgt.1415
Ondrej Vacek
Department of Mathematics and Descriptive Geometry
Faculty of Wood Sciences and Technology
Technical University Zvolen
T.G. Masaryka 24, 960 53 Zvolen, Slovak Republic
e-mail: o.vacek@vsld.tuzvo.sk
Keywords: extremal graphs, radius of graph.
2000 Mathematics Subject Classification: 05C12, 05C35.
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Received 11 September 2006
Revised 18 December 2007
Accepted 6 June 2008