H. Pohl

• Hydrogen and other alternative fuels for air and ground transportation
• German Yearbook on Business History 1981
• German Yearbook on Business History 1981
• German Yearbook on Business History 1982
• German Yearbook on Business History 1985
• German Yearbook on Business History, 1986
• German Yearbook on Business History, 1988
• Kritische Rundschau über ältere deutsche Ansiedlungen in den Tropen
• Taschen Lexikon Sicherheit der Informationstechnik