Ramsey-type theorems

Unavoidable Configurations in Complete Topological Graphs

GD '00 Proceedings of the 8th International Symposium on Graph Drawing

Crossing patterns of semi-algebraic sets

Journal of Combinatorial Theory Series A

Erdös-Szekeres theorem with forbidden order types

Journal of Combinatorial Theory Series A

Induced subgraphs of Ramsey graphs with many distinct degrees

Journal of Combinatorial Theory Series B

The Erdős--Hajnal conjecture for bull-free graphs

Journal of Combinatorial Theory Series B

A bipartite analogue of Dilworth's theorem for multiple partial orders

European Journal of Combinatorics

Graphs with large obstacle numbers

WG'10 Proceedings of the 36th international conference on Graph-theoretic concepts in computer science

The structure of bull-free graphs I-Three-edge-paths with centers and anticenters

Journal of Combinatorial Theory Series B

Subgraphs of Weakly Quasi-Random Oriented Graphs

SIAM Journal on Discrete Mathematics

Disjoint edges in complete topological graphs

Proceedings of the twenty-eighth annual symposium on Computational geometry

Erdős-Hajnal-type theorems in hypergraphs

Journal of Combinatorial Theory Series B

Kernel lower bounds using co-nondeterminism: finding induced hereditary subgraphs

SWAT'12 Proceedings of the 13th Scandinavian conference on Algorithm Theory

Complete Partite subgraphs in dense hypergraphs

Random Structures & Algorithms

Tournaments and colouring

Journal of Combinatorial Theory Series B

Density theorems for intersection graphs of t-monotone curves

GD'12 Proceedings of the 20th international conference on Graph Drawing