DARPA Developing Wing-In-Ground Effect Cargo Seaplane - The Aviationist

US Military May Get a Seaplane Utilizing the Ground Effect - Jets 'n' Props

General Atomics Archives - The Aviationist

United States Military Aviation

DARPA's 'Liberty Lifter' Seafaring X-Plane Moves Into Design Phase

Lun-class ekranoplan - Wikipedia

Aerospace Design Engineering

DARPA Funded Two Wing in Ground Effect Transport Planes

Dynetics X-61 Gremlins - Wikiwand

United States Military Aviation

Aerospace Design Engineering

Lun-class ekranoplan - Wikipedia

DARPA goes back to the future with wing-in-ground effect project

DARPA Is Moving Forward With a 'Flying Sea Monster' Craft

DARPA Dusts Off 60-Year-Old Soviet Ground-Effect Vehicle Concept – Video - 28.05.2022, Sputnik International