Maritime Threats: Origins and Enabling Factors. - Valerio de Divitiis (Human Systems Integration to Enhance Maritime Domain Awareness for Port/Harbour Security, 2010)

A Methodology for Designing a Human/Machine Information System to Support Harbour Security: NATO ARW Group Two Report. - Valerio de Divitiis; Melissa R. Ho; Galina Rogova; Alexander Smirnov; Alan N. Steinberg; Ingrid Visentini; Hans Wehn (Human Systems Integration to Enhance Maritime Domain Awareness for Port/Harbour Security, 2010)