The Celera 500L Just May Revolutionize Business Aviation, Air & Space Magazine

Its unusual shape helps it travel more miles on a single tank of gas.

Otto Celera 500L - Wikipedia

21st Century Aerospace Writers

Otto Aviation Considering Avionics, Connectivity Suppliers for Celera 500L - Avionics International

Air & Space Magazine Smithsonian Magazine

Going with the flow

Otto Celera 800, Celera 500L - The World's Most Efficient Aircraft. Less Fuel than SUV

Celera 500L: How This Plane is More Efficient Than Your SUV?

New Low-Cost Private Aircraft. With just over 31 flight tests out of…, by Fabrizio Poli

New 'bullet plane' aims to revolutionize air travel

The Design of the Celera 500L - FLYING Magazine