Absolute reflexive retracts and absolute bipartite retracts

Connected and Loosely Connected List Homomorphisms

WG '02 Revised Papers from the 28th International Workshop on Graph-Theoretic Concepts in Computer Science

Computational complexity of compaction to irreflexive cycles

Journal of Computer and System Sciences

Generating bicliques of a graph in lexicographic order

Theoretical Computer Science

A complete and equal computational complexity classification of compaction and retraction to all graphs with at most four vertices and some general results

Journal of Computer and System Sciences

On the generation of bicliques of a graph

Discrete Applied Mathematics

Posets, clique graphs and their homotopy type

European Journal of Combinatorics

Survey: Colouring, constraint satisfaction, and complexity

Computer Science Review