Horizons of combinatorics
Based on papers presented at "The conference Horizons of Combinatorics during the period July 17-21, 2006 at Balatonalmádi (Lake Balaton, Hungary)
Workshop on Hypergraphs (June 4-17 2001) and Conference on Hypergraphs (Gyula O.H. Katona is 60) June 7-9, 2001,
Workshop on Hypergraphs (June 4-17 2001)and Conference on Hypergraphs (Gyula O.H. Katona is 60)June 7-9, 2001,Rényi Institute, Budapest, Hungary As a part of the workshop, from 11 to 13 June a Hungarian-Korean miniworkshop with about 12 Korean participants.
A nine-vertex theorem for 3-connected claw-free graphs
Workshop on Hypergraphs (June 4-17 2001)and Conference on Hypergraphs (Gyula O.H. Katona is 60)June 7-9, 2001,Rényi Institute, Budapest, Hungary
On the number of edge-disjoint triangles in graphs of given size
The lectures of the Seventh Hungarian Colloquium on Combinatorics
On Winkler's four-thirds conjecture on mean distance of graphs
Seventeenth Manitoba Conference on Numerical Mathematics and Computing