@article{hausken_2015,  title={A STRATEGIC ANALYSIS OF INFORMATION SHARING AMONG CYBER HACKERS},  volume={12},  ISSN={1807-1775},  url={https://doi.org/10.4301/S1807-17752015000200004},  DOI={10.4301/S1807-17752015000200004},  number={2},  journal={JISTEM - Journal of Information Systems and Technology Management},  publisher={TECSI Laboratório de Tecnologia e Sistemas de Informação - FEA/USP},  author={Hausken, Kjell},  year={2015},  month={May},  pages={245–270} }