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Incoming Resources
- Merchants of despair, radical environmentalists, criminal pseudo-scientists, and the fatal cult of antihumanism, Robert Zubrin
- The case for Mars, the plan to settle the red planet and why we must, Robert M. Zubrin with Richard Wagner
- The case for Mars, the plan to settle the red planet and why we must, Robert Zubrin with Richard Wagner ; foreword by Arthur C. Clarke
- First landing, a novel, Robert Zubrin