A. Blackwell and T. Green, Notational systems: The cognitive dimensions of notations framework HCI models, theories and frameworks: Toward a multidisciplinary science, pp.103-134, 2003.

C. S. De-souza, The semiotic engineering of human-computer interaction, 2005.

C. S. De-souza, R. Laffon, and C. F. Leitão, Communicability in multicultural contexts: A study with the International Children???s Digital Library, 1st IFIP Human-Computer Interaction Symposium HCIS-2008, pp.129-142, 2008.
DOI : 10.1007/978-0-387-09678-0_12

L. C. Salgado, C. F. Leitão, and C. S. De-souza, A Journey Through Cultures: Metaphors for Guiding the Design of Cross-Cultural Interactive Systems, 2012.
DOI : 10.1007/978-1-4471-4114-3

R. Vatrapu and M. Pérez-quiñones, Culture and Usability Evaluation: The Effects of Culture in Structured Interviews, Journal of Usability Studies, vol.1, issue.4, pp.156-170, 2006.

R. Vatrapu, Explaining culture, Proceedings of the 3rd international conference on Intercultural collaboration, ICIC '10, 2010.
DOI : 10.1145/1841853.1841871

H. Winschiers and J. Fendler, Assumptions Considered Harmful, Proceedings of the 2nd international conference on Usability and internationalization, pp.22-27, 2007.
DOI : 10.1007/978-3-540-73287-7_54