G. Alencar, A. Queiroz, and R. Queiroz.
" Insiders: An Active Factor in Information Security", in <em>Proceedings of the 9th Brazilian Symposium on Information Systems</em>, João Pessoa, 2013, pp. 61-72, doi: <a href="https://doi.org/10.5753/sbsi.2013.5676">https://doi.org/10.5753/sbsi.2013.5676</a>.