Keith Laumer's
- Galactic Odyssey
- Retief (series)
Murray Leinster's
- The Wailing Asteroid
Harry Harrison's
- Stainless Steel Rat series
David Weber's
- Starfire series
- Safehold series
- Prince Roger series
H. Beam Piper
- Space Viking
James P Hogan's
- Giants series
James White's
- Sector General series
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