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Economics
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An economic and technical analysis of a partially reusable space vehicle system.
Logistics in transition to life cycle economics in the 1970's.
Population projects for the St. Louis and Philadelphia metropolitan regions, 1980-2000
Preliminary estimates of operating costs for lighter than air transports
An approach to market analysis for lighter than air transportation of freight
Market assessment in connection with lighter than air
Basic relationships for LTA economic analysis
An economic comparison of three heavy lift airborne systems
Economic projections for the St. Louis and Philadelphia regions, 1980 - 2000
A preliminary cost benefit analysis of space colonization: Abstract
Batterie-elektrischer Strassenverkehr als Teil eines Gesamttransportsystems