Aquila Global Is Bringing Back the Ekranoplan With Its Boat
Ground effect vehicle, Military Wiki
Wing in Ground Effect – Flight in an Ekranoplan – Air Power Asia
Theory on lift - Page 16 - PPRuNe Forums
WIGS - SSG AERO - Agile Aerodynamic Design
Wing-in-Ground effect craft [4].
Drones, Free Full-Text
Bakkeeffekt – Wikipedia
DARPA Is Moving Forward With a 'Flying Sea Monster' Craft