1. ABB. 2011. “Onboard DC Grid – The Step Forward in Power Generation and Propulsion.” Technical Brochure: 1.
2. Andersen, B. 2011. “A Diagnostic System for Remote Real-Time Monitoring of Marine Diesel-Electric Propulsion Systems.” Bachelor thesis: 6–7.
3. BB Green EU project. 2015. “Battery Powered Boats, Providing Greening, Resistance Reduction, Electric, Efficient and Novelty.” Final Report. June 2015: 34.
4. BMT Defense Services. 2015. “Electrifying the Royal Navy.” Presentation Slide. Presented: Nov. 3, 2015: 5.