1. BP, How A New Robot Fleet is Monitoring the Underwater World (2016). https://www.bp.com/en/global/corporate/news-and-insights/reimagining-energy/ocean-monitoring-with-robot-technology.html
2. Albaladejo, C., Soto, F., Torres, R., Sánchez, P., López, J.A.: A low-cost sensor buoy system for monitoring shallow marine environments. Sensors 12(7), 9613–9634 (2012)
3. Baringer, M., Schmid, C.: The Argo Program: Two Decades of Ocean Observations. https://www.aoml.noaa.gov/two-decades-argo-program/
4. Rowley, J.: Autonomous unmanned surface vehicles: a paradigm shift for harbor security and underwater bathymetric imaging. IEEE Oceans 2018 Charleston Ocean 2018, 1–6 (2019)
5. Liu, Z., Zhang, Y., Yu, X., Yuan, C.: Unmanned surface vehicles: an overview of developments and challenges. Annu. Rev. Control. 41, 71–93 (2016)