Weight Savings in Aerospace Vehicles through Propellant Scavenging
Space Transportation System (STS) Propellant Scavenging System Study. Volume 1: Technical Report
Auxiliary Propulsion Technology for Advanced Earth-to-Orbit Vehicles
Lightweight Two-Stroke Cycle Aircraft Diesel Engine Technology Enablement Program. Volume 3
Lightweight Two-Stroke Cycle Aircraft Diesel Engine Technology Enablement Program. Volume 2