https://www.charterworld.com/news/66m-emax-evolution-solar-hybrid-schooner-sauter-carbon-offset-design-fastest-greenest-superyacht
https://www.greenlaunches.com/transport/sauter-carbon-launches-emax-evolution-solar-hybrid-schooner.php
https://inhabitat.com/40-million-emax-e-volution-solar-sailboat-is-for-the-eco-conscious-yachtsman/
https://luxurylaunches.com/transport/emax_evolution_is_the_fastest_and_the_greenest_superyacht.php