1. Underwater Robotics Group.
http://www.sut.org/specialist-interest-group/underwater-robotics-group
. June 15, 2017.
2. Kaushal, H., & Kaddoum, G. (2016). Underwater optical wireless communication. IEEE Access, 4, 1518.
3. Rajbhandari, S., Chun, H., Faulkner, G., Cameron, K., Jalajakumari, A. V. N., Henderson, R., et al. (2015). High-speed integrated visible light communication system: Device constraints and design considerations. IEEE Journal on Selected Areas in Communications, 33, 1750.
4. International association of marine aids to navigation and lighthouse authorities (IALA).
http://www.iala-aism.org/product-category/publications
. June 15, 2017.
5. The lighthouse directory.
https://www.unc.edu/~rowlett/lighthouse
. June 15, 2017.