1. D. Benyon, P. Turner. Designing Interactive Systems: A Comprehensive Guide to HCI and Interaction Design. 2nd edn. Pearson Education Ltd., Edinburgh, 2005.
2. H. Bunke. On a relation between graph edit distance and maximum common subgraph. Pattern Recogn. Lett., 18(8):689-694, 1997.
3. D. De Waard. The measurement of drivers’ mental workload. Groningen University, Traffic Research Center Netherlands, 1996.
4. A. Dix, J. Finlay, G. Abowd, R. Beale. Human-computer Interaction, 2nd edn, Pearson Education Ltd, Harlow, 1998.
5. W. Fan, J. Li, S. Ma, H. Wang, Y. Wu. Graph Homomorphism Revisited for Graph Matching. In PVLDB, 2010