category e1 Full written paper- Refereed Proceedings, author - Axel Korthaus signed VUIR pt.20/7/12, not checked in Sherpa LL 30/10/12. Conference paper? http://confenis2010.iff.edu.br/ 2.11.12-MMM  Verified from VUROPS, ISSN indicates should be as an article, not book section Lyn 20/1/14