By A Mystery Man Writer
Wing in Ground Effect – Flight in an Ekranoplan – Air Power Asia
Meet the 'Caspian Sea Monster,' a 302-Foot Cold War Soviet Superplane
Lun-class Ekranoplan: Caspian Sea's Unearthed Monster
Airplane technology: Russia develops huge Ground Effect Vehicle that skims the ground - TomoNews
DARPA Developing Wing-In-Ground Effect Cargo Seaplane - The Aviationist
Ground effect vehicle, Military Wiki
Gorgeous video imagines doomed Soviet-era hydrofoiling shuttle launch
U.S. Hypersonic Weapons and Alternatives
An ocean-based ground-effect vehicle with a takeoff weight of 500 tons is being developed in Russia