- New Commercial Opportunities in Space
by David Ashford, invited paper to the Aeronautical Journal of the Royal Aeronautical Society, Feburary 2007.
- Flying Into The Future: Spaceflight Revolution
by David Ashford, excepted from 100 Years of Powered Flight 1903-2003, Brigade 2000 Ltd in association with the Royal Aeronautical Socety.
- Boost Glide Vehicles for Long Range Transport
by D M Ashford. J R Ae Soc, July 1965.
- A Development Strategy for a Small European Shuttle
by D M Ashford. Presented at BIS Space Study Meeting, London. May 1975.
- General Purpose Spacelab Subsatellite Bus Based on Sounding Rocket Technology
by D M Ashford. Proceedings of ESRANGE Symposium, Ajaccio, April 1978.
- Project Spacecab - A Minimum Cost Orbital Taxi
by D M Ashford. JBIS, January 1981. Presented at 17th European Space Symposium, London, June 1980.
- Space Tourism - the Key to the Universe?
by D M Ashford. Spaceflight, March 1984.
- The Aeroplane Approach to Launch Vehicle Design
by D M Ashford. JBIS April 1984. Presented at the 18th European Space Symposium, London, June 1983.
- Spacecab II: A Small Shuttle
by D M Ashford. Spaceflight, January 1985.
- Spacecab II - A Low-Cost Small Shuttle for Britain
by D M Ashford. Aerospace February 1986.
- Potential Economic Implications of the Development of Space Tourism
by P Q Collins and D M Ashford, IAA-86-446, Presented at 37th IAF Congress, Innsbruck, October 1986.
- The Prospects for European Aerospace Transporters
by D M Ashford and P Q Collins, Aeronautical Journal, Jan, Feb and March 1989.
- The Prospects for Space Tourism
by D M Ashford. Tourism Management, June 1990
- The Commercial Demand for Space Stations
by D M Ashford. JBIS, July 1991.
- The Microsonic Project
by D M Ashford. World Aerospace International 1992
- The Spacecab Demonstrator Project
by D M Ashford, Aeronautical Journal of the R Ae Soc, June 1995
- A Development Strategy for Space Tourism
by David Ashford, Bristol Spaceplanes Limited. JBIS February 1997 IAA-95-IAA.1.2.10. Presented at 46th International Astronautical Congress, October 2-6, 1995, Oslo
- Space Tourism - How Soon Will It Happen?
by D M Ashford. Presented at 1997 IEEE Aerospace Conference, Snowmass, Colorado, Feb 1-8.
- Funding the Development of a Space Tourism Industry
by D M Ashford, Presented at the International Symposium on Space Tourism, Bremen, 20-22 March 1997.
- Space Tourism - The Key to Low Cost Access to Space
by David Ashford, Presented at the 1998 ESA EXPLOSPACE Workshop, Sardinia, October 1998
- The Imminent Space Revolution - How the UK Can Take the Lead
by D M Ashford, Presented to Institution of Incorporated Engineers, October 1998.
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