The following publications are possibly variants of this publication:
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- Variable neighborhood search for extremal graphs. 23. On the Randic index and the chromatic numberPierre Hansen, Damir Vukicevic. DM, 309(13):4228-4234, 2009. [doi]
- Variable Neighborhood Search for Extremal Graphs, 6. Analyzing Bounds for the Connectivity IndexPierre Hansen, Hadrien Mélot. jcisd, 43(1):1-14, 2003. [doi]
- Variable neighborhood search for extremal graphs.17. Futher conjectures and results about the indexMustapha Aouchiche, Pierre Hansen, Dragan Stevanovic. dmgt, 29(1):15-37, 2009. [doi]
- Variable Neighborhood Search for Extremal Graphs: IV: Chemical Trees with Extremal Connectivity IndexGilles Caporossi, Ivan Gutman, Pierre Hansen. CANDC, 23(5):469-477, 1999. [doi]
- Variable neighborhood search for extremal graphs. 16. Some conjectures related to the largest eigenvalue of a graphMustapha Aouchiche, Francis K. Bell, Dragos Cvetkovic, Pierre Hansen, Peter Rowlinson, Slobodan K. Simic, Dragan Stevanovic. eor, 191(3):661-676, 2008. [doi]
- Variable neighborhood search for extremal graphs. 5. Three ways to automate finding conjecturesGilles Caporossi, Pierre Hansen. DM, 276(1-3):81-94, 2004. [doi]
- Variable neighborhood search for extremal graphs. 22. Extending bounds for independence to upper irredundanceMustapha Aouchiche, Odile Favaron, Pierre Hansen. DAM, 157(17):3497-3510, 2009. [doi]
- Variable neighborhood search for extremal graphs. 21. Conjectures and results about the independence numberMustapha Aouchiche, Gunnar Brinkmann, Pierre Hansen. DAM, 156(13):2530-2542, 2008. [doi]
- Variable Neighborhood Search for Extremal Graphs. 10. Comparison of Irregularity Indices for Chemical TreesIvan Gutman, Pierre Hansen, Hadrien Mélot. jcisd, 45(2):222-230, 2005. [doi]
- Variable Neighborhood Search for Extremal Graphs. 9. Bounding the Irregularity of a GraphPierre Hansen, Hadrien Mélot. dimacs 2005: 253-264