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2. International Ship and Port Facility Security (ISPS) Code. http://www.imo.org/en/OurWork/Security/Guide_to_Maritime_Security/Pages/Default.aspx. Accessed 27 Jan 2019
3. International Convention for the Safety of Life at Sea (SOLAS). http://www.imo.org/en/about/conventions/listofconventions/pages/international-convention-for-the-safety-of-life-at-sea-(solas),-1974.aspx. Accessed 27 Jan 2019
4. The Revised Kyoto Convention. http://wcoomd.org/en/topics/facilitation/instrument-and-tools/conventions/pf_revised_kyoto_conv.aspx. Accessed 27 Jan 2019
5. SAFE Initiative (Security and Facilitation in a Global Environment). http://www.wcoomd.org/-/media/wco/public/global/pdf/topics/facilitation/instruments-and-tools/tools/safe-package/safe-framework-of-standards.pdf?la=en. Accessed 27 Jan 2019