1. Patraiko, D.: Introducing the e-navigation revolution. Seaways (2007). http://www.nautinst.org/download.cfm?docid=94103369-7699-4CEMQFjAD . Accessed 30 Oct 2013
2. Alexander, L., Ward, C.R.: Hydrographic products/services as a fundamental component of the e-navigation concept of operation. In: Canadian Hydrographic Conference (2010)
3. Malyankar, R., Hauge, J.J.: The IHO S-100 Standard and e-Navigation Information. IALA e-Nav10/INF/7 (2011)
4. Bergmann, M.: Hydrographic Data as the Basis for Integrated e-Navigation Data Streams. Advances in Marine Navigation. CRC Press, New York, Marine Navigation and Safety of Sea Transportation (2013)
5. Ward, R., Alexander, L., Greenslade, B.: IHO S-100: the new IHO hydrographic geospatial standard for marine data and information. Int. Hydrogr. Rev. 1, 44–55 (2009)