- F. Ruess: "A base on the Moon. The logical next step in space." (in German)
  ^{VFR spacexpress - chronicle of space science 2004}
- F. Ruess: "Structural analysis of a lunar base"
  ^{Master Thesis, University of Stuttgart / Rutgers University, 2004}
- regular contributions to the Lunar Base Quarterly.   
  
- several articles in German magazines and newspapers.